diff --git a/drivers/isdn/mISDN/dsp_core.c b/drivers/isdn/mISDN/dsp_core.c
index 22b720ec80cb..77025f5cb57d 100644
--- a/drivers/isdn/mISDN/dsp_core.c
+++ b/drivers/isdn/mISDN/dsp_core.c
@@ -288,8 +288,10 @@ dsp_control_req(struct dsp *dsp, struct mISDNhead *hh, struct sk_buff *skb)
 	u8 *data;
 	int len;
 
-	if (skb->len < sizeof(int))
+	if (skb->len < sizeof(int)) {
 		printk(KERN_ERR "%s: PH_CONTROL message too short\n", __func__);
+		return -EINVAL;
+	}
 	cont = *((int *)skb->data);
 	len = skb->len - sizeof(int);
 	data = skb->data + sizeof(int);
diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c
index f2d1ff10054b..0cc26110868d 100644
--- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c
+++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c
@@ -53,6 +53,7 @@ static inline void bnx2x_move_fp(struct bnx2x *bp, int from, int to)
 	struct bnx2x_fp_stats *to_fp_stats = &bp->fp_stats[to];
 	int old_max_eth_txqs, new_max_eth_txqs;
 	int old_txdata_index = 0, new_txdata_index = 0;
+	struct bnx2x_agg_info *old_tpa_info = to_fp->tpa_info;
 
 	/* Copy the NAPI object as it has been already initialized */
 	from_fp->napi = to_fp->napi;
@@ -61,6 +62,11 @@ static inline void bnx2x_move_fp(struct bnx2x *bp, int from, int to)
 	memcpy(to_fp, from_fp, sizeof(*to_fp));
 	to_fp->index = to;
 
+	/* Retain the tpa_info of the original `to' version as we don't want
+	 * 2 FPs to contain the same tpa_info pointer.
+	 */
+	to_fp->tpa_info = old_tpa_info;
+
 	/* move sp_objs contents as well, as their indices match fp ones */
 	memcpy(to_sp_objs, from_sp_objs, sizeof(*to_sp_objs));
 
@@ -2956,8 +2962,9 @@ int bnx2x_nic_unload(struct bnx2x *bp, int unload_mode, bool keep_link)
 	if (IS_PF(bp)) {
 		if (CNIC_LOADED(bp))
 			bnx2x_free_mem_cnic(bp);
-		bnx2x_free_mem(bp);
 	}
+	bnx2x_free_mem(bp);
+
 	bp->state = BNX2X_STATE_CLOSED;
 	bp->cnic_loaded = false;
 
diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c
index 8bdc8b973007..1627a4e09c32 100644
--- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c
+++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c
@@ -7855,12 +7855,15 @@ void bnx2x_free_mem(struct bnx2x *bp)
 {
 	int i;
 
-	BNX2X_PCI_FREE(bp->def_status_blk, bp->def_status_blk_mapping,
-		       sizeof(struct host_sp_status_block));
-
 	BNX2X_PCI_FREE(bp->fw_stats, bp->fw_stats_mapping,
 		       bp->fw_stats_data_sz + bp->fw_stats_req_sz);
 
+	if (IS_VF(bp))
+		return;
+
+	BNX2X_PCI_FREE(bp->def_status_blk, bp->def_status_blk_mapping,
+		       sizeof(struct host_sp_status_block));
+
 	BNX2X_PCI_FREE(bp->slowpath, bp->slowpath_mapping,
 		       sizeof(struct bnx2x_slowpath));
 
diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.c
index ad83f4b48777..e8706e19f96f 100644
--- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.c
+++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.c
@@ -522,23 +522,6 @@ static int bnx2x_vfop_set_user_req(struct bnx2x *bp,
 	return 0;
 }
 
-static int
-bnx2x_vfop_config_vlan0(struct bnx2x *bp,
-			struct bnx2x_vlan_mac_ramrod_params *vlan_mac,
-			bool add)
-{
-	int rc;
-
-	vlan_mac->user_req.cmd = add ? BNX2X_VLAN_MAC_ADD :
-		BNX2X_VLAN_MAC_DEL;
-	vlan_mac->user_req.u.vlan.vlan = 0;
-
-	rc = bnx2x_config_vlan_mac(bp, vlan_mac);
-	if (rc == -EEXIST)
-		rc = 0;
-	return rc;
-}
-
 static int bnx2x_vfop_config_list(struct bnx2x *bp,
 				  struct bnx2x_vfop_filters *filters,
 				  struct bnx2x_vlan_mac_ramrod_params *vlan_mac)
@@ -643,30 +626,14 @@ static void bnx2x_vfop_vlan_mac(struct bnx2x *bp, struct bnx2x_virtf *vf)
 
 	case BNX2X_VFOP_VLAN_CONFIG_LIST:
 		/* next state */
-		vfop->state = BNX2X_VFOP_VLAN_CONFIG_LIST_0;
+		vfop->state = BNX2X_VFOP_VLAN_MAC_CHK_DONE;
 
-		/* remove vlan0 - could be no-op */
-		vfop->rc = bnx2x_vfop_config_vlan0(bp, vlan_mac, false);
-		if (vfop->rc)
-			goto op_err;
-
-		/* Do vlan list config. if this operation fails we try to
-		 * restore vlan0 to keep the queue is working order
-		 */
+		/* do list config */
 		vfop->rc = bnx2x_vfop_config_list(bp, filters, vlan_mac);
 		if (!vfop->rc) {
 			set_bit(RAMROD_CONT, &vlan_mac->ramrod_flags);
 			vfop->rc = bnx2x_config_vlan_mac(bp, vlan_mac);
 		}
-		bnx2x_vfop_finalize(vf, vfop->rc, VFOP_CONT); /* fall-through */
-
-	case BNX2X_VFOP_VLAN_CONFIG_LIST_0:
-		/* next state */
-		vfop->state = BNX2X_VFOP_VLAN_MAC_CHK_DONE;
-
-		if (list_empty(&obj->head))
-			/* add vlan0 */
-			vfop->rc = bnx2x_vfop_config_vlan0(bp, vlan_mac, true);
 		bnx2x_vfop_finalize(vf, vfop->rc, VFOP_DONE);
 
 	default:
@@ -2819,6 +2786,18 @@ int bnx2x_vf_init(struct bnx2x *bp, struct bnx2x_virtf *vf, dma_addr_t *sb_map)
 	return 0;
 }
 
+struct set_vf_state_cookie {
+	struct bnx2x_virtf *vf;
+	u8 state;
+};
+
+void bnx2x_set_vf_state(void *cookie)
+{
+	struct set_vf_state_cookie *p = (struct set_vf_state_cookie *)cookie;
+
+	p->vf->state = p->state;
+}
+
 /* VFOP close (teardown the queues, delete mcasts and close HW) */
 static void bnx2x_vfop_close(struct bnx2x *bp, struct bnx2x_virtf *vf)
 {
@@ -2869,7 +2848,19 @@ static void bnx2x_vfop_close(struct bnx2x *bp, struct bnx2x_virtf *vf)
 op_err:
 	BNX2X_ERR("VF[%d] CLOSE error: rc %d\n", vf->abs_vfid, vfop->rc);
 op_done:
-	vf->state = VF_ACQUIRED;
+
+	/* need to make sure there are no outstanding stats ramrods which may
+	 * cause the device to access the VF's stats buffer which it will free
+	 * as soon as we return from the close flow.
+	 */
+	{
+		struct set_vf_state_cookie cookie;
+
+		cookie.vf = vf;
+		cookie.state = VF_ACQUIRED;
+		bnx2x_stats_safe_exec(bp, bnx2x_set_vf_state, &cookie);
+	}
+
 	DP(BNX2X_MSG_IOV, "set state to acquired\n");
 	bnx2x_vfop_end(bp, vf, vfop);
 }
diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_stats.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_stats.c
index d63d1327b051..86436c77af03 100644
--- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_stats.c
+++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_stats.c
@@ -522,20 +522,16 @@ static void bnx2x_func_stats_init(struct bnx2x *bp)
 /* should be called under stats_sema */
 static void __bnx2x_stats_start(struct bnx2x *bp)
 {
-	/* vfs travel through here as part of the statistics FSM, but no action
-	 * is required
-	 */
-	if (IS_VF(bp))
-		return;
+	if (IS_PF(bp)) {
+		if (bp->port.pmf)
+			bnx2x_port_stats_init(bp);
 
-	if (bp->port.pmf)
-		bnx2x_port_stats_init(bp);
+		else if (bp->func_stx)
+			bnx2x_func_stats_init(bp);
 
-	else if (bp->func_stx)
-		bnx2x_func_stats_init(bp);
-
-	bnx2x_hw_stats_post(bp);
-	bnx2x_storm_stats_post(bp);
+		bnx2x_hw_stats_post(bp);
+		bnx2x_storm_stats_post(bp);
+	}
 
 	bp->stats_started = true;
 }
@@ -1997,3 +1993,14 @@ void bnx2x_afex_collect_stats(struct bnx2x *bp, void *void_afex_stats,
 		       estats->mac_discard);
 	}
 }
+
+void bnx2x_stats_safe_exec(struct bnx2x *bp,
+			   void (func_to_exec)(void *cookie),
+			   void *cookie){
+	if (down_timeout(&bp->stats_sema, HZ/10))
+		BNX2X_ERR("Unable to acquire stats lock\n");
+	bnx2x_stats_comp(bp);
+	func_to_exec(cookie);
+	__bnx2x_stats_start(bp);
+	up(&bp->stats_sema);
+}
diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_stats.h b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_stats.h
index 853824d258e8..f35845006cdd 100644
--- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_stats.h
+++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_stats.h
@@ -539,6 +539,9 @@ struct bnx2x;
 void bnx2x_memset_stats(struct bnx2x *bp);
 void bnx2x_stats_init(struct bnx2x *bp);
 void bnx2x_stats_handle(struct bnx2x *bp, enum bnx2x_stats_event event);
+void bnx2x_stats_safe_exec(struct bnx2x *bp,
+			   void (func_to_exec)(void *cookie),
+			   void *cookie);
 
 /**
  * bnx2x_save_statistics - save statistics when unloading.
diff --git a/drivers/net/ethernet/emulex/benet/be_main.c b/drivers/net/ethernet/emulex/benet/be_main.c
index 4559c35eea13..3d91a5ec61a4 100644
--- a/drivers/net/ethernet/emulex/benet/be_main.c
+++ b/drivers/net/ethernet/emulex/benet/be_main.c
@@ -4373,6 +4373,10 @@ static int be_resume(struct pci_dev *pdev)
 	pci_set_power_state(pdev, PCI_D0);
 	pci_restore_state(pdev);
 
+	status = be_fw_wait_ready(adapter);
+	if (status)
+		return status;
+
 	/* tell fw we're ready to fire cmds */
 	status = be_cmd_fw_init(adapter);
 	if (status)
diff --git a/drivers/net/ethernet/freescale/fec_main.c b/drivers/net/ethernet/freescale/fec_main.c
index 77ea0db0bbfc..c610a2716be4 100644
--- a/drivers/net/ethernet/freescale/fec_main.c
+++ b/drivers/net/ethernet/freescale/fec_main.c
@@ -971,8 +971,7 @@ fec_enet_rx(struct net_device *ndev, int budget)
 						       htons(ETH_P_8021Q),
 						       vlan_tag);
 
-			if (!skb_defer_rx_timestamp(skb))
-				napi_gro_receive(&fep->napi, skb);
+			napi_gro_receive(&fep->napi, skb);
 		}
 
 		bdp->cbd_bufaddr = dma_map_single(&fep->pdev->dev, data,
diff --git a/drivers/net/ethernet/jme.c b/drivers/net/ethernet/jme.c
index 7fbe6abf6054..23de82a9da82 100644
--- a/drivers/net/ethernet/jme.c
+++ b/drivers/net/ethernet/jme.c
@@ -3069,7 +3069,7 @@ jme_init_one(struct pci_dev *pdev,
 		jwrite32(jme, JME_APMC, apmc);
 	}
 
-	NETIF_NAPI_SET(netdev, &jme->napi, jme_poll, jme->rx_ring_size >> 2)
+	NETIF_NAPI_SET(netdev, &jme->napi, jme_poll, NAPI_POLL_WEIGHT)
 
 	spin_lock_init(&jme->phy_lock);
 	spin_lock_init(&jme->macaddr_lock);
diff --git a/drivers/net/ethernet/qlogic/netxen/netxen_nic.h b/drivers/net/ethernet/qlogic/netxen/netxen_nic.h
index 3fe09ab2d7c9..32675e16021e 100644
--- a/drivers/net/ethernet/qlogic/netxen/netxen_nic.h
+++ b/drivers/net/ethernet/qlogic/netxen/netxen_nic.h
@@ -1171,7 +1171,6 @@ typedef struct {
 
 #define NETXEN_DB_MAPSIZE_BYTES    	0x1000
 
-#define NETXEN_NETDEV_WEIGHT 128
 #define NETXEN_ADAPTER_UP_MAGIC 777
 #define NETXEN_NIC_PEG_TUNE 0
 
diff --git a/drivers/net/ethernet/qlogic/netxen/netxen_nic_main.c b/drivers/net/ethernet/qlogic/netxen/netxen_nic_main.c
index c401b0b4353d..ec4cf7fd4123 100644
--- a/drivers/net/ethernet/qlogic/netxen/netxen_nic_main.c
+++ b/drivers/net/ethernet/qlogic/netxen/netxen_nic_main.c
@@ -197,7 +197,7 @@ netxen_napi_add(struct netxen_adapter *adapter, struct net_device *netdev)
 	for (ring = 0; ring < adapter->max_sds_rings; ring++) {
 		sds_ring = &recv_ctx->sds_rings[ring];
 		netif_napi_add(netdev, &sds_ring->napi,
-				netxen_nic_poll, NETXEN_NETDEV_WEIGHT);
+				netxen_nic_poll, NAPI_POLL_WEIGHT);
 	}
 
 	return 0;
diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c
index 03de76c7a177..1c83a44c547b 100644
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c
@@ -71,14 +71,18 @@ static int stmmac_probe_config_dt(struct platform_device *pdev,
 		plat->force_sf_dma_mode = 1;
 	}
 
-	dma_cfg = devm_kzalloc(&pdev->dev, sizeof(*dma_cfg), GFP_KERNEL);
-	if (!dma_cfg)
-		return -ENOMEM;
-
-	plat->dma_cfg = dma_cfg;
-	of_property_read_u32(np, "snps,pbl", &dma_cfg->pbl);
-	dma_cfg->fixed_burst = of_property_read_bool(np, "snps,fixed-burst");
-	dma_cfg->mixed_burst = of_property_read_bool(np, "snps,mixed-burst");
+	if (of_find_property(np, "snps,pbl", NULL)) {
+		dma_cfg = devm_kzalloc(&pdev->dev, sizeof(*dma_cfg),
+				       GFP_KERNEL);
+		if (!dma_cfg)
+			return -ENOMEM;
+		plat->dma_cfg = dma_cfg;
+		of_property_read_u32(np, "snps,pbl", &dma_cfg->pbl);
+		dma_cfg->fixed_burst =
+			of_property_read_bool(np, "snps,fixed-burst");
+		dma_cfg->mixed_burst =
+			of_property_read_bool(np, "snps,mixed-burst");
+	}
 
 	return 0;
 }
diff --git a/drivers/net/ethernet/toshiba/ps3_gelic_net.c b/drivers/net/ethernet/toshiba/ps3_gelic_net.c
index ad32af67e618..9c805e0c0cae 100644
--- a/drivers/net/ethernet/toshiba/ps3_gelic_net.c
+++ b/drivers/net/ethernet/toshiba/ps3_gelic_net.c
@@ -1466,8 +1466,7 @@ static void gelic_ether_setup_netdev_ops(struct net_device *netdev,
 {
 	netdev->watchdog_timeo = GELIC_NET_WATCHDOG_TIMEOUT;
 	/* NAPI */
-	netif_napi_add(netdev, napi,
-		       gelic_net_poll, GELIC_NET_NAPI_WEIGHT);
+	netif_napi_add(netdev, napi, gelic_net_poll, NAPI_POLL_WEIGHT);
 	netdev->ethtool_ops = &gelic_ether_ethtool_ops;
 	netdev->netdev_ops = &gelic_netdevice_ops;
 }
diff --git a/drivers/net/ethernet/toshiba/ps3_gelic_net.h b/drivers/net/ethernet/toshiba/ps3_gelic_net.h
index a93df6ac1909..309abb472aa2 100644
--- a/drivers/net/ethernet/toshiba/ps3_gelic_net.h
+++ b/drivers/net/ethernet/toshiba/ps3_gelic_net.h
@@ -37,7 +37,6 @@
 #define GELIC_NET_RXBUF_ALIGN           128
 #define GELIC_CARD_RX_CSUM_DEFAULT      1 /* hw chksum */
 #define GELIC_NET_WATCHDOG_TIMEOUT      5*HZ
-#define GELIC_NET_NAPI_WEIGHT           (GELIC_NET_RX_DESCRIPTORS)
 #define GELIC_NET_BROADCAST_ADDR        0xffffffffffffL
 
 #define GELIC_NET_MC_COUNT_MAX          32 /* multicast address list */
diff --git a/drivers/net/ethernet/xilinx/xilinx_axienet_mdio.c b/drivers/net/ethernet/xilinx/xilinx_axienet_mdio.c
index e90e1f46121e..64b4639f43b6 100644
--- a/drivers/net/ethernet/xilinx/xilinx_axienet_mdio.c
+++ b/drivers/net/ethernet/xilinx/xilinx_axienet_mdio.c
@@ -175,6 +175,7 @@ int axienet_mdio_setup(struct axienet_local *lp, struct device_node *np)
 		printk(KERN_WARNING "Setting MDIO clock divisor to "
 		       "default %d\n", DEFAULT_CLOCK_DIVISOR);
 		clk_div = DEFAULT_CLOCK_DIVISOR;
+		of_node_put(np1);
 		goto issue;
 	}
 
diff --git a/drivers/net/usb/cdc_mbim.c b/drivers/net/usb/cdc_mbim.c
index 872819851aef..25ba7eca9a13 100644
--- a/drivers/net/usb/cdc_mbim.c
+++ b/drivers/net/usb/cdc_mbim.c
@@ -400,6 +400,10 @@ static const struct usb_device_id mbim_devs[] = {
 	{ USB_DEVICE_AND_INTERFACE_INFO(0x1199, 0x68a2, USB_CLASS_COMM, USB_CDC_SUBCLASS_MBIM, USB_CDC_PROTO_NONE),
 	  .driver_info = (unsigned long)&cdc_mbim_info_zlp,
 	},
+	/* HP hs2434 Mobile Broadband Module needs ZLPs */
+	{ USB_DEVICE_AND_INTERFACE_INFO(0x3f0, 0x4b1d, USB_CLASS_COMM, USB_CDC_SUBCLASS_MBIM, USB_CDC_PROTO_NONE),
+	  .driver_info = (unsigned long)&cdc_mbim_info_zlp,
+	},
 	{ USB_INTERFACE_INFO(USB_CLASS_COMM, USB_CDC_SUBCLASS_MBIM, USB_CDC_PROTO_NONE),
 	  .driver_info = (unsigned long)&cdc_mbim_info,
 	},
diff --git a/drivers/net/wireless/ath/ath9k/htc_drv_txrx.c b/drivers/net/wireless/ath/ath9k/htc_drv_txrx.c
index e602c9519709..c028df76b564 100644
--- a/drivers/net/wireless/ath/ath9k/htc_drv_txrx.c
+++ b/drivers/net/wireless/ath/ath9k/htc_drv_txrx.c
@@ -448,6 +448,7 @@ static void ath9k_htc_tx_process(struct ath9k_htc_priv *priv,
 	struct ieee80211_conf *cur_conf = &priv->hw->conf;
 	bool txok;
 	int slot;
+	int hdrlen, padsize;
 
 	slot = strip_drv_header(priv, skb);
 	if (slot < 0) {
@@ -504,6 +505,15 @@ send_mac80211:
 
 	ath9k_htc_tx_clear_slot(priv, slot);
 
+	/* Remove padding before handing frame back to mac80211 */
+	hdrlen = ieee80211_get_hdrlen_from_skb(skb);
+
+	padsize = hdrlen & 3;
+	if (padsize && skb->len > hdrlen + padsize) {
+		memmove(skb->data + padsize, skb->data, hdrlen);
+		skb_pull(skb, padsize);
+	}
+
 	/* Send status to mac80211 */
 	ieee80211_tx_status(priv->hw, skb);
 }
diff --git a/drivers/net/wireless/ath/ath9k/init.c b/drivers/net/wireless/ath/ath9k/init.c
index 16f8b201642b..026a2a067b46 100644
--- a/drivers/net/wireless/ath/ath9k/init.c
+++ b/drivers/net/wireless/ath/ath9k/init.c
@@ -802,7 +802,8 @@ void ath9k_set_hw_capab(struct ath_softc *sc, struct ieee80211_hw *hw)
 		IEEE80211_HW_PS_NULLFUNC_STACK |
 		IEEE80211_HW_SPECTRUM_MGMT |
 		IEEE80211_HW_REPORTS_TX_ACK_STATUS |
-		IEEE80211_HW_SUPPORTS_RC_TABLE;
+		IEEE80211_HW_SUPPORTS_RC_TABLE |
+		IEEE80211_HW_SUPPORTS_HT_CCK_RATES;
 
 	if (sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_HT) {
 		hw->flags |= IEEE80211_HW_AMPDU_AGGREGATION;
diff --git a/drivers/net/wireless/ath/ath9k/main.c b/drivers/net/wireless/ath/ath9k/main.c
index 1737a3e33685..cb5a65553ac7 100644
--- a/drivers/net/wireless/ath/ath9k/main.c
+++ b/drivers/net/wireless/ath/ath9k/main.c
@@ -173,8 +173,7 @@ static void ath_restart_work(struct ath_softc *sc)
 {
 	ieee80211_queue_delayed_work(sc->hw, &sc->tx_complete_work, 0);
 
-	if (AR_SREV_9340(sc->sc_ah) || AR_SREV_9485(sc->sc_ah) ||
-	    AR_SREV_9550(sc->sc_ah))
+	if (AR_SREV_9340(sc->sc_ah) || AR_SREV_9330(sc->sc_ah))
 		ieee80211_queue_delayed_work(sc->hw, &sc->hw_pll_work,
 				     msecs_to_jiffies(ATH_PLL_WORK_INTERVAL));
 
diff --git a/drivers/net/wireless/ath/carl9170/main.c b/drivers/net/wireless/ath/carl9170/main.c
index 4a33c6e39ca2..349fa22a921a 100644
--- a/drivers/net/wireless/ath/carl9170/main.c
+++ b/drivers/net/wireless/ath/carl9170/main.c
@@ -1860,7 +1860,8 @@ void *carl9170_alloc(size_t priv_size)
 		     IEEE80211_HW_PS_NULLFUNC_STACK |
 		     IEEE80211_HW_NEED_DTIM_BEFORE_ASSOC |
 		     IEEE80211_HW_SUPPORTS_RC_TABLE |
-		     IEEE80211_HW_SIGNAL_DBM;
+		     IEEE80211_HW_SIGNAL_DBM |
+		     IEEE80211_HW_SUPPORTS_HT_CCK_RATES;
 
 	if (!modparam_noht) {
 		/*
diff --git a/drivers/net/wireless/iwlegacy/4965-mac.c b/drivers/net/wireless/iwlegacy/4965-mac.c
index f2ed62e37340..7acf5ee23582 100644
--- a/drivers/net/wireless/iwlegacy/4965-mac.c
+++ b/drivers/net/wireless/iwlegacy/4965-mac.c
@@ -4464,9 +4464,9 @@ il4965_irq_tasklet(struct il_priv *il)
 			set_bit(S_RFKILL, &il->status);
 		} else {
 			clear_bit(S_RFKILL, &il->status);
-			wiphy_rfkill_set_hw_state(il->hw->wiphy, hw_rf_kill);
 			il_force_reset(il, true);
 		}
+		wiphy_rfkill_set_hw_state(il->hw->wiphy, hw_rf_kill);
 
 		handled |= CSR_INT_BIT_RF_KILL;
 	}
diff --git a/drivers/net/wireless/rt2x00/rt2800lib.c b/drivers/net/wireless/rt2x00/rt2800lib.c
index 1f80ea5e29dd..1b41c8eda12d 100644
--- a/drivers/net/wireless/rt2x00/rt2800lib.c
+++ b/drivers/net/wireless/rt2x00/rt2800lib.c
@@ -6133,7 +6133,8 @@ static int rt2800_probe_hw_mode(struct rt2x00_dev *rt2x00dev)
 	    IEEE80211_HW_SUPPORTS_PS |
 	    IEEE80211_HW_PS_NULLFUNC_STACK |
 	    IEEE80211_HW_AMPDU_AGGREGATION |
-	    IEEE80211_HW_REPORTS_TX_ACK_STATUS;
+	    IEEE80211_HW_REPORTS_TX_ACK_STATUS |
+	    IEEE80211_HW_SUPPORTS_HT_CCK_RATES;
 
 	/*
 	 * Don't set IEEE80211_HW_HOST_BROADCAST_PS_BUFFERING for USB devices
diff --git a/include/linux/nsproxy.h b/include/linux/nsproxy.h
index 10e5947491c7..b4ec59d159ac 100644
--- a/include/linux/nsproxy.h
+++ b/include/linux/nsproxy.h
@@ -14,6 +14,10 @@ struct fs_struct;
  * A structure to contain pointers to all per-process
  * namespaces - fs (mount), uts, network, sysvipc, etc.
  *
+ * The pid namespace is an exception -- it's accessed using
+ * task_active_pid_ns.  The pid namespace here is the
+ * namespace that children will use.
+ *
  * 'count' is the number of tasks holding a reference.
  * The count for each namespace, then, will be the number
  * of nsproxies pointing to it, not the number of tasks.
@@ -27,7 +31,7 @@ struct nsproxy {
 	struct uts_namespace *uts_ns;
 	struct ipc_namespace *ipc_ns;
 	struct mnt_namespace *mnt_ns;
-	struct pid_namespace *pid_ns;
+	struct pid_namespace *pid_ns_for_children;
 	struct net 	     *net_ns;
 };
 extern struct nsproxy init_nsproxy;
diff --git a/include/net/busy_poll.h b/include/net/busy_poll.h
index 8a358a2c97e6..829627d7b846 100644
--- a/include/net/busy_poll.h
+++ b/include/net/busy_poll.h
@@ -123,6 +123,7 @@ static inline bool sk_busy_loop(struct sock *sk, int nonblock)
 			/* local bh are disabled so it is ok to use _BH */
 			NET_ADD_STATS_BH(sock_net(sk),
 					 LINUX_MIB_BUSYPOLLRXPACKETS, rc);
+		cpu_relax();
 
 	} while (!nonblock && skb_queue_empty(&sk->sk_receive_queue) &&
 		 !need_resched() && !busy_loop_timeout(end_time));
diff --git a/include/net/genetlink.h b/include/net/genetlink.h
index 93024a47e0e2..8e0b6c856a13 100644
--- a/include/net/genetlink.h
+++ b/include/net/genetlink.h
@@ -61,6 +61,7 @@ struct genl_family {
 	struct list_head	ops_list;	/* private */
 	struct list_head	family_list;	/* private */
 	struct list_head	mcast_groups;	/* private */
+	struct module		*module;
 };
 
 /**
@@ -121,9 +122,24 @@ struct genl_ops {
 	struct list_head	ops_list;
 };
 
-extern int genl_register_family(struct genl_family *family);
-extern int genl_register_family_with_ops(struct genl_family *family,
+extern int __genl_register_family(struct genl_family *family);
+
+static inline int genl_register_family(struct genl_family *family)
+{
+	family->module = THIS_MODULE;
+	return __genl_register_family(family);
+}
+
+extern int __genl_register_family_with_ops(struct genl_family *family,
 	struct genl_ops *ops, size_t n_ops);
+
+static inline int genl_register_family_with_ops(struct genl_family *family,
+	struct genl_ops *ops, size_t n_ops)
+{
+	family->module = THIS_MODULE;
+	return __genl_register_family_with_ops(family, ops, n_ops);
+}
+
 extern int genl_unregister_family(struct genl_family *family);
 extern int genl_register_ops(struct genl_family *, struct genl_ops *ops);
 extern int genl_unregister_ops(struct genl_family *, struct genl_ops *ops);
diff --git a/include/net/mac80211.h b/include/net/mac80211.h
index 5b7a3dadadde..551ba6a6a073 100644
--- a/include/net/mac80211.h
+++ b/include/net/mac80211.h
@@ -1499,6 +1499,7 @@ enum ieee80211_hw_flags {
 	IEEE80211_HW_SUPPORTS_RC_TABLE			= 1<<24,
 	IEEE80211_HW_P2P_DEV_ADDR_FOR_INTF		= 1<<25,
 	IEEE80211_HW_TIMING_BEACON_ONLY			= 1<<26,
+	IEEE80211_HW_SUPPORTS_HT_CCK_RATES		= 1<<27,
 };
 
 /**
diff --git a/include/net/route.h b/include/net/route.h
index 2ea40c1b5e00..afdeeb5bec25 100644
--- a/include/net/route.h
+++ b/include/net/route.h
@@ -317,4 +317,12 @@ static inline int ip4_dst_hoplimit(const struct dst_entry *dst)
 	return hoplimit;
 }
 
+static inline int ip_skb_dst_mtu(struct sk_buff *skb)
+{
+	struct inet_sock *inet = skb->sk ? inet_sk(skb->sk) : NULL;
+
+	return (inet && inet->pmtudisc == IP_PMTUDISC_PROBE) ?
+	       skb_dst(skb)->dev->mtu : dst_mtu(skb_dst(skb));
+}
+
 #endif	/* _ROUTE_H */
diff --git a/include/net/xfrm.h b/include/net/xfrm.h
index 94ce082b29dc..e823786e7c66 100644
--- a/include/net/xfrm.h
+++ b/include/net/xfrm.h
@@ -341,10 +341,13 @@ struct xfrm_state_afinfo {
 						  struct sk_buff *skb);
 	int			(*transport_finish)(struct sk_buff *skb,
 						    int async);
+	void			(*local_error)(struct sk_buff *skb, u32 mtu);
 };
 
 extern int xfrm_state_register_afinfo(struct xfrm_state_afinfo *afinfo);
 extern int xfrm_state_unregister_afinfo(struct xfrm_state_afinfo *afinfo);
+extern struct xfrm_state_afinfo *xfrm_state_get_afinfo(unsigned int family);
+extern void xfrm_state_put_afinfo(struct xfrm_state_afinfo *afinfo);
 
 extern void xfrm_state_delete_tunnel(struct xfrm_state *x);
 
@@ -1477,6 +1480,7 @@ extern int xfrm_input_resume(struct sk_buff *skb, int nexthdr);
 extern int xfrm_output_resume(struct sk_buff *skb, int err);
 extern int xfrm_output(struct sk_buff *skb);
 extern int xfrm_inner_extract_output(struct xfrm_state *x, struct sk_buff *skb);
+extern void xfrm_local_error(struct sk_buff *skb, int mtu);
 extern int xfrm4_extract_header(struct sk_buff *skb);
 extern int xfrm4_extract_input(struct xfrm_state *x, struct sk_buff *skb);
 extern int xfrm4_rcv_encap(struct sk_buff *skb, int nexthdr, __be32 spi,
@@ -1497,6 +1501,7 @@ extern int xfrm4_tunnel_register(struct xfrm_tunnel *handler, unsigned short fam
 extern int xfrm4_tunnel_deregister(struct xfrm_tunnel *handler, unsigned short family);
 extern int xfrm4_mode_tunnel_input_register(struct xfrm_tunnel *handler);
 extern int xfrm4_mode_tunnel_input_deregister(struct xfrm_tunnel *handler);
+extern void xfrm4_local_error(struct sk_buff *skb, u32 mtu);
 extern int xfrm6_extract_header(struct sk_buff *skb);
 extern int xfrm6_extract_input(struct xfrm_state *x, struct sk_buff *skb);
 extern int xfrm6_rcv_spi(struct sk_buff *skb, int nexthdr, __be32 spi);
@@ -1514,6 +1519,7 @@ extern int xfrm6_output(struct sk_buff *skb);
 extern int xfrm6_output_finish(struct sk_buff *skb);
 extern int xfrm6_find_1stfragopt(struct xfrm_state *x, struct sk_buff *skb,
 				 u8 **prevhdr);
+extern void xfrm6_local_error(struct sk_buff *skb, u32 mtu);
 
 #ifdef CONFIG_XFRM
 extern int xfrm4_udp_encap_rcv(struct sock *sk, struct sk_buff *skb);
diff --git a/kernel/fork.c b/kernel/fork.c
index e23bb19e2a3e..bf46287c91a4 100644
--- a/kernel/fork.c
+++ b/kernel/fork.c
@@ -1177,7 +1177,8 @@ static struct task_struct *copy_process(unsigned long clone_flags,
 	 * don't allow the creation of threads.
 	 */
 	if ((clone_flags & (CLONE_VM|CLONE_NEWPID)) &&
-	    (task_active_pid_ns(current) != current->nsproxy->pid_ns))
+	    (task_active_pid_ns(current) !=
+	     current->nsproxy->pid_ns_for_children))
 		return ERR_PTR(-EINVAL);
 
 	retval = security_task_create(clone_flags);
@@ -1351,7 +1352,7 @@ static struct task_struct *copy_process(unsigned long clone_flags,
 
 	if (pid != &init_struct_pid) {
 		retval = -ENOMEM;
-		pid = alloc_pid(p->nsproxy->pid_ns);
+		pid = alloc_pid(p->nsproxy->pid_ns_for_children);
 		if (!pid)
 			goto bad_fork_cleanup_io;
 	}
diff --git a/kernel/nsproxy.c b/kernel/nsproxy.c
index 364ceab15f0c..997cbb951a3b 100644
--- a/kernel/nsproxy.c
+++ b/kernel/nsproxy.c
@@ -29,15 +29,15 @@
 static struct kmem_cache *nsproxy_cachep;
 
 struct nsproxy init_nsproxy = {
-	.count	= ATOMIC_INIT(1),
-	.uts_ns	= &init_uts_ns,
+	.count			= ATOMIC_INIT(1),
+	.uts_ns			= &init_uts_ns,
 #if defined(CONFIG_POSIX_MQUEUE) || defined(CONFIG_SYSVIPC)
-	.ipc_ns	= &init_ipc_ns,
+	.ipc_ns			= &init_ipc_ns,
 #endif
-	.mnt_ns	= NULL,
-	.pid_ns	= &init_pid_ns,
+	.mnt_ns			= NULL,
+	.pid_ns_for_children	= &init_pid_ns,
 #ifdef CONFIG_NET
-	.net_ns	= &init_net,
+	.net_ns			= &init_net,
 #endif
 };
 
@@ -85,9 +85,10 @@ static struct nsproxy *create_new_namespaces(unsigned long flags,
 		goto out_ipc;
 	}
 
-	new_nsp->pid_ns = copy_pid_ns(flags, user_ns, tsk->nsproxy->pid_ns);
-	if (IS_ERR(new_nsp->pid_ns)) {
-		err = PTR_ERR(new_nsp->pid_ns);
+	new_nsp->pid_ns_for_children =
+		copy_pid_ns(flags, user_ns, tsk->nsproxy->pid_ns_for_children);
+	if (IS_ERR(new_nsp->pid_ns_for_children)) {
+		err = PTR_ERR(new_nsp->pid_ns_for_children);
 		goto out_pid;
 	}
 
@@ -100,8 +101,8 @@ static struct nsproxy *create_new_namespaces(unsigned long flags,
 	return new_nsp;
 
 out_net:
-	if (new_nsp->pid_ns)
-		put_pid_ns(new_nsp->pid_ns);
+	if (new_nsp->pid_ns_for_children)
+		put_pid_ns(new_nsp->pid_ns_for_children);
 out_pid:
 	if (new_nsp->ipc_ns)
 		put_ipc_ns(new_nsp->ipc_ns);
@@ -174,8 +175,8 @@ void free_nsproxy(struct nsproxy *ns)
 		put_uts_ns(ns->uts_ns);
 	if (ns->ipc_ns)
 		put_ipc_ns(ns->ipc_ns);
-	if (ns->pid_ns)
-		put_pid_ns(ns->pid_ns);
+	if (ns->pid_ns_for_children)
+		put_pid_ns(ns->pid_ns_for_children);
 	put_net(ns->net_ns);
 	kmem_cache_free(nsproxy_cachep, ns);
 }
diff --git a/kernel/pid_namespace.c b/kernel/pid_namespace.c
index 6917e8edb48e..601bb361c235 100644
--- a/kernel/pid_namespace.c
+++ b/kernel/pid_namespace.c
@@ -349,8 +349,8 @@ static int pidns_install(struct nsproxy *nsproxy, void *ns)
 	if (ancestor != active)
 		return -EINVAL;
 
-	put_pid_ns(nsproxy->pid_ns);
-	nsproxy->pid_ns = get_pid_ns(new);
+	put_pid_ns(nsproxy->pid_ns_for_children);
+	nsproxy->pid_ns_for_children = get_pid_ns(new);
 	return 0;
 }
 
diff --git a/net/bridge/br_device.c b/net/bridge/br_device.c
index 69363bd37f64..89659d4ed1f9 100644
--- a/net/bridge/br_device.c
+++ b/net/bridge/br_device.c
@@ -71,7 +71,7 @@ netdev_tx_t br_dev_xmit(struct sk_buff *skb, struct net_device *dev)
 
 		mdst = br_mdb_get(br, skb, vid);
 		if ((mdst || BR_INPUT_SKB_CB_MROUTERS_ONLY(skb)) &&
-		    br_multicast_querier_exists(br))
+		    br_multicast_querier_exists(br, eth_hdr(skb)))
 			br_multicast_deliver(mdst, skb);
 		else
 			br_flood_deliver(br, skb, false);
diff --git a/net/bridge/br_input.c b/net/bridge/br_input.c
index 8c561c0aa636..a2fd37ec35f7 100644
--- a/net/bridge/br_input.c
+++ b/net/bridge/br_input.c
@@ -102,7 +102,7 @@ int br_handle_frame_finish(struct sk_buff *skb)
 	} else if (is_multicast_ether_addr(dest)) {
 		mdst = br_mdb_get(br, skb, vid);
 		if ((mdst || BR_INPUT_SKB_CB_MROUTERS_ONLY(skb)) &&
-		    br_multicast_querier_exists(br)) {
+		    br_multicast_querier_exists(br, eth_hdr(skb))) {
 			if ((mdst && mdst->mglist) ||
 			    br_multicast_is_router(br))
 				skb2 = skb;
diff --git a/net/bridge/br_mdb.c b/net/bridge/br_mdb.c
index 0daae3ec2355..6319c4333c39 100644
--- a/net/bridge/br_mdb.c
+++ b/net/bridge/br_mdb.c
@@ -414,16 +414,20 @@ static int __br_mdb_del(struct net_bridge *br, struct br_mdb_entry *entry)
 	if (!netif_running(br->dev) || br->multicast_disabled)
 		return -EINVAL;
 
-	if (timer_pending(&br->multicast_querier_timer))
-		return -EBUSY;
-
 	ip.proto = entry->addr.proto;
-	if (ip.proto == htons(ETH_P_IP))
+	if (ip.proto == htons(ETH_P_IP)) {
+		if (timer_pending(&br->ip4_querier.timer))
+			return -EBUSY;
+
 		ip.u.ip4 = entry->addr.u.ip4;
 #if IS_ENABLED(CONFIG_IPV6)
-	else
+	} else {
+		if (timer_pending(&br->ip6_querier.timer))
+			return -EBUSY;
+
 		ip.u.ip6 = entry->addr.u.ip6;
 #endif
+	}
 
 	spin_lock_bh(&br->multicast_lock);
 	mdb = mlock_dereference(br->mdb, br);
diff --git a/net/bridge/br_multicast.c b/net/bridge/br_multicast.c
index 08e576ada0b2..bbcb43582496 100644
--- a/net/bridge/br_multicast.c
+++ b/net/bridge/br_multicast.c
@@ -33,7 +33,8 @@
 
 #include "br_private.h"
 
-static void br_multicast_start_querier(struct net_bridge *br);
+static void br_multicast_start_querier(struct net_bridge *br,
+				       struct bridge_mcast_query *query);
 unsigned int br_mdb_rehash_seq;
 
 static inline int br_ip_equal(const struct br_ip *a, const struct br_ip *b)
@@ -755,20 +756,35 @@ static void br_multicast_local_router_expired(unsigned long data)
 {
 }
 
-static void br_multicast_querier_expired(unsigned long data)
+static void br_multicast_querier_expired(struct net_bridge *br,
+					 struct bridge_mcast_query *query)
 {
-	struct net_bridge *br = (void *)data;
-
 	spin_lock(&br->multicast_lock);
 	if (!netif_running(br->dev) || br->multicast_disabled)
 		goto out;
 
-	br_multicast_start_querier(br);
+	br_multicast_start_querier(br, query);
 
 out:
 	spin_unlock(&br->multicast_lock);
 }
 
+static void br_ip4_multicast_querier_expired(unsigned long data)
+{
+	struct net_bridge *br = (void *)data;
+
+	br_multicast_querier_expired(br, &br->ip4_query);
+}
+
+#if IS_ENABLED(CONFIG_IPV6)
+static void br_ip6_multicast_querier_expired(unsigned long data)
+{
+	struct net_bridge *br = (void *)data;
+
+	br_multicast_querier_expired(br, &br->ip6_query);
+}
+#endif
+
 static void __br_multicast_send_query(struct net_bridge *br,
 				      struct net_bridge_port *port,
 				      struct br_ip *ip)
@@ -789,37 +805,45 @@ static void __br_multicast_send_query(struct net_bridge *br,
 }
 
 static void br_multicast_send_query(struct net_bridge *br,
-				    struct net_bridge_port *port, u32 sent)
+				    struct net_bridge_port *port,
+				    struct bridge_mcast_query *query)
 {
 	unsigned long time;
 	struct br_ip br_group;
+	struct bridge_mcast_querier *querier = NULL;
 
 	if (!netif_running(br->dev) || br->multicast_disabled ||
-	    !br->multicast_querier ||
-	    timer_pending(&br->multicast_querier_timer))
+	    !br->multicast_querier)
 		return;
 
 	memset(&br_group.u, 0, sizeof(br_group.u));
 
-	br_group.proto = htons(ETH_P_IP);
-	__br_multicast_send_query(br, port, &br_group);
-
+	if (port ? (query == &port->ip4_query) :
+		   (query == &br->ip4_query)) {
+		querier = &br->ip4_querier;
+		br_group.proto = htons(ETH_P_IP);
 #if IS_ENABLED(CONFIG_IPV6)
-	br_group.proto = htons(ETH_P_IPV6);
-	__br_multicast_send_query(br, port, &br_group);
+	} else {
+		querier = &br->ip6_querier;
+		br_group.proto = htons(ETH_P_IPV6);
 #endif
+	}
+
+	if (!querier || timer_pending(&querier->timer))
+		return;
+
+	__br_multicast_send_query(br, port, &br_group);
 
 	time = jiffies;
-	time += sent < br->multicast_startup_query_count ?
+	time += query->startup_sent < br->multicast_startup_query_count ?
 		br->multicast_startup_query_interval :
 		br->multicast_query_interval;
-	mod_timer(port ? &port->multicast_query_timer :
-			 &br->multicast_query_timer, time);
+	mod_timer(&query->timer, time);
 }
 
-static void br_multicast_port_query_expired(unsigned long data)
+static void br_multicast_port_query_expired(struct net_bridge_port *port,
+					    struct bridge_mcast_query *query)
 {
-	struct net_bridge_port *port = (void *)data;
 	struct net_bridge *br = port->br;
 
 	spin_lock(&br->multicast_lock);
@@ -827,25 +851,43 @@ static void br_multicast_port_query_expired(unsigned long data)
 	    port->state == BR_STATE_BLOCKING)
 		goto out;
 
-	if (port->multicast_startup_queries_sent <
-	    br->multicast_startup_query_count)
-		port->multicast_startup_queries_sent++;
+	if (query->startup_sent < br->multicast_startup_query_count)
+		query->startup_sent++;
 
-	br_multicast_send_query(port->br, port,
-				port->multicast_startup_queries_sent);
+	br_multicast_send_query(port->br, port, query);
 
 out:
 	spin_unlock(&br->multicast_lock);
 }
 
+static void br_ip4_multicast_port_query_expired(unsigned long data)
+{
+	struct net_bridge_port *port = (void *)data;
+
+	br_multicast_port_query_expired(port, &port->ip4_query);
+}
+
+#if IS_ENABLED(CONFIG_IPV6)
+static void br_ip6_multicast_port_query_expired(unsigned long data)
+{
+	struct net_bridge_port *port = (void *)data;
+
+	br_multicast_port_query_expired(port, &port->ip6_query);
+}
+#endif
+
 void br_multicast_add_port(struct net_bridge_port *port)
 {
 	port->multicast_router = 1;
 
 	setup_timer(&port->multicast_router_timer, br_multicast_router_expired,
 		    (unsigned long)port);
-	setup_timer(&port->multicast_query_timer,
-		    br_multicast_port_query_expired, (unsigned long)port);
+	setup_timer(&port->ip4_query.timer, br_ip4_multicast_port_query_expired,
+		    (unsigned long)port);
+#if IS_ENABLED(CONFIG_IPV6)
+	setup_timer(&port->ip6_query.timer, br_ip6_multicast_port_query_expired,
+		    (unsigned long)port);
+#endif
 }
 
 void br_multicast_del_port(struct net_bridge_port *port)
@@ -853,13 +895,13 @@ void br_multicast_del_port(struct net_bridge_port *port)
 	del_timer_sync(&port->multicast_router_timer);
 }
 
-static void __br_multicast_enable_port(struct net_bridge_port *port)
+static void br_multicast_enable(struct bridge_mcast_query *query)
 {
-	port->multicast_startup_queries_sent = 0;
+	query->startup_sent = 0;
 
-	if (try_to_del_timer_sync(&port->multicast_query_timer) >= 0 ||
-	    del_timer(&port->multicast_query_timer))
-		mod_timer(&port->multicast_query_timer, jiffies);
+	if (try_to_del_timer_sync(&query->timer) >= 0 ||
+	    del_timer(&query->timer))
+		mod_timer(&query->timer, jiffies);
 }
 
 void br_multicast_enable_port(struct net_bridge_port *port)
@@ -870,7 +912,10 @@ void br_multicast_enable_port(struct net_bridge_port *port)
 	if (br->multicast_disabled || !netif_running(br->dev))
 		goto out;
 
-	__br_multicast_enable_port(port);
+	br_multicast_enable(&port->ip4_query);
+#if IS_ENABLED(CONFIG_IPV6)
+	br_multicast_enable(&port->ip6_query);
+#endif
 
 out:
 	spin_unlock(&br->multicast_lock);
@@ -889,7 +934,10 @@ void br_multicast_disable_port(struct net_bridge_port *port)
 	if (!hlist_unhashed(&port->rlist))
 		hlist_del_init_rcu(&port->rlist);
 	del_timer(&port->multicast_router_timer);
-	del_timer(&port->multicast_query_timer);
+	del_timer(&port->ip4_query.timer);
+#if IS_ENABLED(CONFIG_IPV6)
+	del_timer(&port->ip6_query.timer);
+#endif
 	spin_unlock(&br->multicast_lock);
 }
 
@@ -1014,14 +1062,15 @@ static int br_ip6_multicast_mld2_report(struct net_bridge *br,
 }
 #endif
 
-static void br_multicast_update_querier_timer(struct net_bridge *br,
-					      unsigned long max_delay)
+static void
+br_multicast_update_querier_timer(struct net_bridge *br,
+				  struct bridge_mcast_querier *querier,
+				  unsigned long max_delay)
 {
-	if (!timer_pending(&br->multicast_querier_timer))
-		br->multicast_querier_delay_time = jiffies + max_delay;
+	if (!timer_pending(&querier->timer))
+		querier->delay_time = jiffies + max_delay;
 
-	mod_timer(&br->multicast_querier_timer,
-		  jiffies + br->multicast_querier_interval);
+	mod_timer(&querier->timer, jiffies + br->multicast_querier_interval);
 }
 
 /*
@@ -1074,12 +1123,13 @@ timer:
 
 static void br_multicast_query_received(struct net_bridge *br,
 					struct net_bridge_port *port,
+					struct bridge_mcast_querier *querier,
 					int saddr,
 					unsigned long max_delay)
 {
 	if (saddr)
-		br_multicast_update_querier_timer(br, max_delay);
-	else if (timer_pending(&br->multicast_querier_timer))
+		br_multicast_update_querier_timer(br, querier, max_delay);
+	else if (timer_pending(&querier->timer))
 		return;
 
 	br_multicast_mark_router(br, port);
@@ -1129,7 +1179,8 @@ static int br_ip4_multicast_query(struct net_bridge *br,
 			    IGMPV3_MRC(ih3->code) * (HZ / IGMP_TIMER_SCALE) : 1;
 	}
 
-	br_multicast_query_received(br, port, !!iph->saddr, max_delay);
+	br_multicast_query_received(br, port, &br->ip4_querier, !!iph->saddr,
+				    max_delay);
 
 	if (!group)
 		goto out;
@@ -1203,11 +1254,12 @@ static int br_ip6_multicast_query(struct net_bridge *br,
 		mld2q = (struct mld2_query *)icmp6_hdr(skb);
 		if (!mld2q->mld2q_nsrcs)
 			group = &mld2q->mld2q_mca;
-		max_delay = mld2q->mld2q_mrc ? MLDV2_MRC(ntohs(mld2q->mld2q_mrc)) : 1;
+
+		max_delay = max(msecs_to_jiffies(MLDV2_MRC(ntohs(mld2q->mld2q_mrc))), 1UL);
 	}
 
-	br_multicast_query_received(br, port, !ipv6_addr_any(&ip6h->saddr),
-				    max_delay);
+	br_multicast_query_received(br, port, &br->ip6_querier,
+				    !ipv6_addr_any(&ip6h->saddr), max_delay);
 
 	if (!group)
 		goto out;
@@ -1244,7 +1296,9 @@ out:
 
 static void br_multicast_leave_group(struct net_bridge *br,
 				     struct net_bridge_port *port,
-				     struct br_ip *group)
+				     struct br_ip *group,
+				     struct bridge_mcast_querier *querier,
+				     struct bridge_mcast_query *query)
 {
 	struct net_bridge_mdb_htable *mdb;
 	struct net_bridge_mdb_entry *mp;
@@ -1255,7 +1309,7 @@ static void br_multicast_leave_group(struct net_bridge *br,
 	spin_lock(&br->multicast_lock);
 	if (!netif_running(br->dev) ||
 	    (port && port->state == BR_STATE_DISABLED) ||
-	    timer_pending(&br->multicast_querier_timer))
+	    timer_pending(&querier->timer))
 		goto out;
 
 	mdb = mlock_dereference(br->mdb, br);
@@ -1263,14 +1317,13 @@ static void br_multicast_leave_group(struct net_bridge *br,
 	if (!mp)
 		goto out;
 
-	if (br->multicast_querier &&
-	    !timer_pending(&br->multicast_querier_timer)) {
+	if (br->multicast_querier) {
 		__br_multicast_send_query(br, port, &mp->addr);
 
 		time = jiffies + br->multicast_last_member_count *
 				 br->multicast_last_member_interval;
-		mod_timer(port ? &port->multicast_query_timer :
-				 &br->multicast_query_timer, time);
+
+		mod_timer(&query->timer, time);
 
 		for (p = mlock_dereference(mp->ports, br);
 		     p != NULL;
@@ -1323,7 +1376,6 @@ static void br_multicast_leave_group(struct net_bridge *br,
 			mod_timer(&mp->timer, time);
 		}
 	}
-
 out:
 	spin_unlock(&br->multicast_lock);
 }
@@ -1334,6 +1386,8 @@ static void br_ip4_multicast_leave_group(struct net_bridge *br,
 					 __u16 vid)
 {
 	struct br_ip br_group;
+	struct bridge_mcast_query *query = port ? &port->ip4_query :
+						  &br->ip4_query;
 
 	if (ipv4_is_local_multicast(group))
 		return;
@@ -1342,7 +1396,7 @@ static void br_ip4_multicast_leave_group(struct net_bridge *br,
 	br_group.proto = htons(ETH_P_IP);
 	br_group.vid = vid;
 
-	br_multicast_leave_group(br, port, &br_group);
+	br_multicast_leave_group(br, port, &br_group, &br->ip4_querier, query);
 }
 
 #if IS_ENABLED(CONFIG_IPV6)
@@ -1352,6 +1406,9 @@ static void br_ip6_multicast_leave_group(struct net_bridge *br,
 					 __u16 vid)
 {
 	struct br_ip br_group;
+	struct bridge_mcast_query *query = port ? &port->ip6_query :
+						  &br->ip6_query;
+
 
 	if (!ipv6_is_transient_multicast(group))
 		return;
@@ -1360,7 +1417,7 @@ static void br_ip6_multicast_leave_group(struct net_bridge *br,
 	br_group.proto = htons(ETH_P_IPV6);
 	br_group.vid = vid;
 
-	br_multicast_leave_group(br, port, &br_group);
+	br_multicast_leave_group(br, port, &br_group, &br->ip6_querier, query);
 }
 #endif
 
@@ -1622,20 +1679,33 @@ int br_multicast_rcv(struct net_bridge *br, struct net_bridge_port *port,
 	return 0;
 }
 
-static void br_multicast_query_expired(unsigned long data)
+static void br_multicast_query_expired(struct net_bridge *br,
+				       struct bridge_mcast_query *query)
+{
+	spin_lock(&br->multicast_lock);
+	if (query->startup_sent < br->multicast_startup_query_count)
+		query->startup_sent++;
+
+	br_multicast_send_query(br, NULL, query);
+	spin_unlock(&br->multicast_lock);
+}
+
+static void br_ip4_multicast_query_expired(unsigned long data)
 {
 	struct net_bridge *br = (void *)data;
 
-	spin_lock(&br->multicast_lock);
-	if (br->multicast_startup_queries_sent <
-	    br->multicast_startup_query_count)
-		br->multicast_startup_queries_sent++;
-
-	br_multicast_send_query(br, NULL, br->multicast_startup_queries_sent);
-
-	spin_unlock(&br->multicast_lock);
+	br_multicast_query_expired(br, &br->ip4_query);
 }
 
+#if IS_ENABLED(CONFIG_IPV6)
+static void br_ip6_multicast_query_expired(unsigned long data)
+{
+	struct net_bridge *br = (void *)data;
+
+	br_multicast_query_expired(br, &br->ip6_query);
+}
+#endif
+
 void br_multicast_init(struct net_bridge *br)
 {
 	br->hash_elasticity = 4;
@@ -1654,25 +1724,43 @@ void br_multicast_init(struct net_bridge *br)
 	br->multicast_querier_interval = 255 * HZ;
 	br->multicast_membership_interval = 260 * HZ;
 
-	br->multicast_querier_delay_time = 0;
+	br->ip4_querier.delay_time = 0;
+#if IS_ENABLED(CONFIG_IPV6)
+	br->ip6_querier.delay_time = 0;
+#endif
 
 	spin_lock_init(&br->multicast_lock);
 	setup_timer(&br->multicast_router_timer,
 		    br_multicast_local_router_expired, 0);
-	setup_timer(&br->multicast_querier_timer,
-		    br_multicast_querier_expired, (unsigned long)br);
-	setup_timer(&br->multicast_query_timer, br_multicast_query_expired,
+	setup_timer(&br->ip4_querier.timer, br_ip4_multicast_querier_expired,
 		    (unsigned long)br);
+	setup_timer(&br->ip4_query.timer, br_ip4_multicast_query_expired,
+		    (unsigned long)br);
+#if IS_ENABLED(CONFIG_IPV6)
+	setup_timer(&br->ip6_querier.timer, br_ip6_multicast_querier_expired,
+		    (unsigned long)br);
+	setup_timer(&br->ip6_query.timer, br_ip6_multicast_query_expired,
+		    (unsigned long)br);
+#endif
 }
 
-void br_multicast_open(struct net_bridge *br)
+static void __br_multicast_open(struct net_bridge *br,
+				struct bridge_mcast_query *query)
 {
-	br->multicast_startup_queries_sent = 0;
+	query->startup_sent = 0;
 
 	if (br->multicast_disabled)
 		return;
 
-	mod_timer(&br->multicast_query_timer, jiffies);
+	mod_timer(&query->timer, jiffies);
+}
+
+void br_multicast_open(struct net_bridge *br)
+{
+	__br_multicast_open(br, &br->ip4_query);
+#if IS_ENABLED(CONFIG_IPV6)
+	__br_multicast_open(br, &br->ip6_query);
+#endif
 }
 
 void br_multicast_stop(struct net_bridge *br)
@@ -1684,8 +1772,12 @@ void br_multicast_stop(struct net_bridge *br)
 	int i;
 
 	del_timer_sync(&br->multicast_router_timer);
-	del_timer_sync(&br->multicast_querier_timer);
-	del_timer_sync(&br->multicast_query_timer);
+	del_timer_sync(&br->ip4_querier.timer);
+	del_timer_sync(&br->ip4_query.timer);
+#if IS_ENABLED(CONFIG_IPV6)
+	del_timer_sync(&br->ip6_querier.timer);
+	del_timer_sync(&br->ip6_query.timer);
+#endif
 
 	spin_lock_bh(&br->multicast_lock);
 	mdb = mlock_dereference(br->mdb, br);
@@ -1788,18 +1880,24 @@ unlock:
 	return err;
 }
 
-static void br_multicast_start_querier(struct net_bridge *br)
+static void br_multicast_start_querier(struct net_bridge *br,
+				       struct bridge_mcast_query *query)
 {
 	struct net_bridge_port *port;
 
-	br_multicast_open(br);
+	__br_multicast_open(br, query);
 
 	list_for_each_entry(port, &br->port_list, list) {
 		if (port->state == BR_STATE_DISABLED ||
 		    port->state == BR_STATE_BLOCKING)
 			continue;
 
-		__br_multicast_enable_port(port);
+		if (query == &br->ip4_query)
+			br_multicast_enable(&port->ip4_query);
+#if IS_ENABLED(CONFIG_IPV6)
+		else
+			br_multicast_enable(&port->ip6_query);
+#endif
 	}
 }
 
@@ -1834,7 +1932,10 @@ rollback:
 			goto rollback;
 	}
 
-	br_multicast_start_querier(br);
+	br_multicast_start_querier(br, &br->ip4_query);
+#if IS_ENABLED(CONFIG_IPV6)
+	br_multicast_start_querier(br, &br->ip6_query);
+#endif
 
 unlock:
 	spin_unlock_bh(&br->multicast_lock);
@@ -1857,10 +1958,18 @@ int br_multicast_set_querier(struct net_bridge *br, unsigned long val)
 		goto unlock;
 
 	max_delay = br->multicast_query_response_interval;
-	if (!timer_pending(&br->multicast_querier_timer))
-		br->multicast_querier_delay_time = jiffies + max_delay;
 
-	br_multicast_start_querier(br);
+	if (!timer_pending(&br->ip4_querier.timer))
+		br->ip4_querier.delay_time = jiffies + max_delay;
+
+	br_multicast_start_querier(br, &br->ip4_query);
+
+#if IS_ENABLED(CONFIG_IPV6)
+	if (!timer_pending(&br->ip6_querier.timer))
+		br->ip6_querier.delay_time = jiffies + max_delay;
+
+	br_multicast_start_querier(br, &br->ip6_query);
+#endif
 
 unlock:
 	spin_unlock_bh(&br->multicast_lock);
diff --git a/net/bridge/br_private.h b/net/bridge/br_private.h
index 2f7da41851bf..263ba9034468 100644
--- a/net/bridge/br_private.h
+++ b/net/bridge/br_private.h
@@ -66,6 +66,20 @@ struct br_ip
 	__u16		vid;
 };
 
+#ifdef CONFIG_BRIDGE_IGMP_SNOOPING
+/* our own querier */
+struct bridge_mcast_query {
+	struct timer_list	timer;
+	u32			startup_sent;
+};
+
+/* other querier */
+struct bridge_mcast_querier {
+	struct timer_list		timer;
+	unsigned long			delay_time;
+};
+#endif
+
 struct net_port_vlans {
 	u16				port_idx;
 	u16				pvid;
@@ -162,10 +176,12 @@ struct net_bridge_port
 #define BR_FLOOD		0x00000040
 
 #ifdef CONFIG_BRIDGE_IGMP_SNOOPING
-	u32				multicast_startup_queries_sent;
+	struct bridge_mcast_query	ip4_query;
+#if IS_ENABLED(CONFIG_IPV6)
+	struct bridge_mcast_query	ip6_query;
+#endif /* IS_ENABLED(CONFIG_IPV6) */
 	unsigned char			multicast_router;
 	struct timer_list		multicast_router_timer;
-	struct timer_list		multicast_query_timer;
 	struct hlist_head		mglist;
 	struct hlist_node		rlist;
 #endif
@@ -258,7 +274,6 @@ struct net_bridge
 	u32				hash_max;
 
 	u32				multicast_last_member_count;
-	u32				multicast_startup_queries_sent;
 	u32				multicast_startup_query_count;
 
 	unsigned long			multicast_last_member_interval;
@@ -267,15 +282,18 @@ struct net_bridge
 	unsigned long			multicast_query_interval;
 	unsigned long			multicast_query_response_interval;
 	unsigned long			multicast_startup_query_interval;
-	unsigned long			multicast_querier_delay_time;
 
 	spinlock_t			multicast_lock;
 	struct net_bridge_mdb_htable __rcu *mdb;
 	struct hlist_head		router_list;
 
 	struct timer_list		multicast_router_timer;
-	struct timer_list		multicast_querier_timer;
-	struct timer_list		multicast_query_timer;
+	struct bridge_mcast_querier	ip4_querier;
+	struct bridge_mcast_query	ip4_query;
+#if IS_ENABLED(CONFIG_IPV6)
+	struct bridge_mcast_querier	ip6_querier;
+	struct bridge_mcast_query	ip6_query;
+#endif /* IS_ENABLED(CONFIG_IPV6) */
 #endif
 
 	struct timer_list		hello_timer;
@@ -503,11 +521,27 @@ static inline bool br_multicast_is_router(struct net_bridge *br)
 		timer_pending(&br->multicast_router_timer));
 }
 
-static inline bool br_multicast_querier_exists(struct net_bridge *br)
+static inline bool
+__br_multicast_querier_exists(struct net_bridge *br,
+			      struct bridge_mcast_querier *querier)
 {
-	return time_is_before_jiffies(br->multicast_querier_delay_time) &&
-	       (br->multicast_querier ||
-		timer_pending(&br->multicast_querier_timer));
+	return time_is_before_jiffies(querier->delay_time) &&
+	       (br->multicast_querier || timer_pending(&querier->timer));
+}
+
+static inline bool br_multicast_querier_exists(struct net_bridge *br,
+					       struct ethhdr *eth)
+{
+	switch (eth->h_proto) {
+	case (htons(ETH_P_IP)):
+		return __br_multicast_querier_exists(br, &br->ip4_querier);
+#if IS_ENABLED(CONFIG_IPV6)
+	case (htons(ETH_P_IPV6)):
+		return __br_multicast_querier_exists(br, &br->ip6_querier);
+#endif
+	default:
+		return false;
+	}
 }
 #else
 static inline int br_multicast_rcv(struct net_bridge *br,
@@ -565,7 +599,8 @@ static inline bool br_multicast_is_router(struct net_bridge *br)
 {
 	return 0;
 }
-static inline bool br_multicast_querier_exists(struct net_bridge *br)
+static inline bool br_multicast_querier_exists(struct net_bridge *br,
+					       struct ethhdr *eth)
 {
 	return false;
 }
diff --git a/net/core/flow_dissector.c b/net/core/flow_dissector.c
index b84a1b155bc1..d12e3a9a5356 100644
--- a/net/core/flow_dissector.c
+++ b/net/core/flow_dissector.c
@@ -346,14 +346,9 @@ u16 __netdev_pick_tx(struct net_device *dev, struct sk_buff *skb)
 		if (new_index < 0)
 			new_index = skb_tx_hash(dev, skb);
 
-		if (queue_index != new_index && sk) {
-			struct dst_entry *dst =
-				    rcu_dereference_check(sk->sk_dst_cache, 1);
-
-			if (dst && skb_dst(skb) == dst)
-				sk_tx_queue_set(sk, queue_index);
-
-		}
+		if (queue_index != new_index && sk &&
+		    rcu_access_pointer(sk->sk_dst_cache))
+			sk_tx_queue_set(sk, queue_index);
 
 		queue_index = new_index;
 	}
diff --git a/net/core/scm.c b/net/core/scm.c
index 03795d0147f2..b4da80b1cc07 100644
--- a/net/core/scm.c
+++ b/net/core/scm.c
@@ -54,7 +54,7 @@ static __inline__ int scm_check_creds(struct ucred *creds)
 		return -EINVAL;
 
 	if ((creds->pid == task_tgid_vnr(current) ||
-	     ns_capable(current->nsproxy->pid_ns->user_ns, CAP_SYS_ADMIN)) &&
+	     ns_capable(task_active_pid_ns(current)->user_ns, CAP_SYS_ADMIN)) &&
 	    ((uid_eq(uid, cred->uid)   || uid_eq(uid, cred->euid) ||
 	      uid_eq(uid, cred->suid)) || nsown_capable(CAP_SETUID)) &&
 	    ((gid_eq(gid, cred->gid)   || gid_eq(gid, cred->egid) ||
diff --git a/net/ipv4/ip_output.c b/net/ipv4/ip_output.c
index 4bcabf3ab4ca..9ee17e3d11c3 100644
--- a/net/ipv4/ip_output.c
+++ b/net/ipv4/ip_output.c
@@ -211,14 +211,6 @@ static inline int ip_finish_output2(struct sk_buff *skb)
 	return -EINVAL;
 }
 
-static inline int ip_skb_dst_mtu(struct sk_buff *skb)
-{
-	struct inet_sock *inet = skb->sk ? inet_sk(skb->sk) : NULL;
-
-	return (inet && inet->pmtudisc == IP_PMTUDISC_PROBE) ?
-	       skb_dst(skb)->dev->mtu : dst_mtu(skb_dst(skb));
-}
-
 static int ip_finish_output(struct sk_buff *skb)
 {
 #if defined(CONFIG_NETFILTER) && defined(CONFIG_XFRM)
diff --git a/net/ipv4/ipip.c b/net/ipv4/ipip.c
index 51fc2a1dcdd3..b3ac3c3f6219 100644
--- a/net/ipv4/ipip.c
+++ b/net/ipv4/ipip.c
@@ -190,15 +190,14 @@ static int ipip_rcv(struct sk_buff *skb)
 	struct ip_tunnel *tunnel;
 	const struct iphdr *iph;
 
-	if (iptunnel_pull_header(skb, 0, tpi.proto))
-		goto drop;
-
 	iph = ip_hdr(skb);
 	tunnel = ip_tunnel_lookup(itn, skb->dev->ifindex, TUNNEL_NO_KEY,
 			iph->saddr, iph->daddr, 0);
 	if (tunnel) {
 		if (!xfrm4_policy_check(NULL, XFRM_POLICY_IN, skb))
 			goto drop;
+		if (iptunnel_pull_header(skb, 0, tpi.proto))
+			goto drop;
 		return ip_tunnel_rcv(tunnel, skb, &tpi, log_ecn_error);
 	}
 
diff --git a/net/ipv4/raw.c b/net/ipv4/raw.c
index dd44e0ab600c..61e60d67adca 100644
--- a/net/ipv4/raw.c
+++ b/net/ipv4/raw.c
@@ -571,7 +571,8 @@ static int raw_sendmsg(struct kiocb *iocb, struct sock *sk, struct msghdr *msg,
 	flowi4_init_output(&fl4, ipc.oif, sk->sk_mark, tos,
 			   RT_SCOPE_UNIVERSE,
 			   inet->hdrincl ? IPPROTO_RAW : sk->sk_protocol,
-			   inet_sk_flowi_flags(sk) | FLOWI_FLAG_CAN_SLEEP,
+			   inet_sk_flowi_flags(sk) | FLOWI_FLAG_CAN_SLEEP |
+			    (inet->hdrincl ? FLOWI_FLAG_KNOWN_NH : 0),
 			   daddr, saddr, 0, 0);
 
 	if (!inet->hdrincl) {
diff --git a/net/ipv4/tcp_input.c b/net/ipv4/tcp_input.c
index 28af45abe062..3ca2139a130b 100644
--- a/net/ipv4/tcp_input.c
+++ b/net/ipv4/tcp_input.c
@@ -3535,7 +3535,10 @@ static bool tcp_parse_aligned_timestamp(struct tcp_sock *tp, const struct tcphdr
 		++ptr;
 		tp->rx_opt.rcv_tsval = ntohl(*ptr);
 		++ptr;
-		tp->rx_opt.rcv_tsecr = ntohl(*ptr) - tp->tsoffset;
+		if (*ptr)
+			tp->rx_opt.rcv_tsecr = ntohl(*ptr) - tp->tsoffset;
+		else
+			tp->rx_opt.rcv_tsecr = 0;
 		return true;
 	}
 	return false;
@@ -3560,7 +3563,7 @@ static bool tcp_fast_parse_options(const struct sk_buff *skb,
 	}
 
 	tcp_parse_options(skb, &tp->rx_opt, 1, NULL);
-	if (tp->rx_opt.saw_tstamp)
+	if (tp->rx_opt.saw_tstamp && tp->rx_opt.rcv_tsecr)
 		tp->rx_opt.rcv_tsecr -= tp->tsoffset;
 
 	return true;
@@ -5316,7 +5319,7 @@ static int tcp_rcv_synsent_state_process(struct sock *sk, struct sk_buff *skb,
 	int saved_clamp = tp->rx_opt.mss_clamp;
 
 	tcp_parse_options(skb, &tp->rx_opt, 0, &foc);
-	if (tp->rx_opt.saw_tstamp)
+	if (tp->rx_opt.saw_tstamp && tp->rx_opt.rcv_tsecr)
 		tp->rx_opt.rcv_tsecr -= tp->tsoffset;
 
 	if (th->ack) {
diff --git a/net/ipv4/tcp_output.c b/net/ipv4/tcp_output.c
index 92fde8d1aa82..170737a9d56d 100644
--- a/net/ipv4/tcp_output.c
+++ b/net/ipv4/tcp_output.c
@@ -2670,7 +2670,7 @@ struct sk_buff *tcp_make_synack(struct sock *sk, struct dst_entry *dst,
 	int tcp_header_size;
 	int mss;
 
-	skb = alloc_skb(MAX_TCP_HEADER + 15, sk_gfp_atomic(sk, GFP_ATOMIC));
+	skb = sock_wmalloc(sk, MAX_TCP_HEADER + 15, 1, GFP_ATOMIC);
 	if (unlikely(!skb)) {
 		dst_release(dst);
 		return NULL;
@@ -2814,6 +2814,8 @@ void tcp_connect_init(struct sock *sk)
 
 	if (likely(!tp->repair))
 		tp->rcv_nxt = 0;
+	else
+		tp->rcv_tstamp = tcp_time_stamp;
 	tp->rcv_wup = tp->rcv_nxt;
 	tp->copied_seq = tp->rcv_nxt;
 
diff --git a/net/ipv4/xfrm4_output.c b/net/ipv4/xfrm4_output.c
index 327a617d594c..baa0f63731fd 100644
--- a/net/ipv4/xfrm4_output.c
+++ b/net/ipv4/xfrm4_output.c
@@ -21,7 +21,6 @@
 static int xfrm4_tunnel_check_size(struct sk_buff *skb)
 {
 	int mtu, ret = 0;
-	struct dst_entry *dst;
 
 	if (IPCB(skb)->flags & IPSKB_XFRM_TUNNEL_SIZE)
 		goto out;
@@ -29,12 +28,10 @@ static int xfrm4_tunnel_check_size(struct sk_buff *skb)
 	if (!(ip_hdr(skb)->frag_off & htons(IP_DF)) || skb->local_df)
 		goto out;
 
-	dst = skb_dst(skb);
-	mtu = dst_mtu(dst);
+	mtu = dst_mtu(skb_dst(skb));
 	if (skb->len > mtu) {
 		if (skb->sk)
-			ip_local_error(skb->sk, EMSGSIZE, ip_hdr(skb)->daddr,
-				       inet_sk(skb->sk)->inet_dport, mtu);
+			xfrm_local_error(skb, mtu);
 		else
 			icmp_send(skb, ICMP_DEST_UNREACH,
 				  ICMP_FRAG_NEEDED, htonl(mtu));
@@ -99,3 +96,12 @@ int xfrm4_output(struct sk_buff *skb)
 			    x->outer_mode->afinfo->output_finish,
 			    !(IPCB(skb)->flags & IPSKB_REROUTED));
 }
+
+void xfrm4_local_error(struct sk_buff *skb, u32 mtu)
+{
+	struct iphdr *hdr;
+
+	hdr = skb->encapsulation ? inner_ip_hdr(skb) : ip_hdr(skb);
+	ip_local_error(skb->sk, EMSGSIZE, hdr->daddr,
+		       inet_sk(skb->sk)->inet_dport, mtu);
+}
diff --git a/net/ipv4/xfrm4_state.c b/net/ipv4/xfrm4_state.c
index 9258e751baba..0b2a0641526a 100644
--- a/net/ipv4/xfrm4_state.c
+++ b/net/ipv4/xfrm4_state.c
@@ -83,6 +83,7 @@ static struct xfrm_state_afinfo xfrm4_state_afinfo = {
 	.extract_input		= xfrm4_extract_input,
 	.extract_output		= xfrm4_extract_output,
 	.transport_finish	= xfrm4_transport_finish,
+	.local_error		= xfrm4_local_error,
 };
 
 void __init xfrm4_state_init(void)
diff --git a/net/ipv6/ip6_gre.c b/net/ipv6/ip6_gre.c
index ecd60733e5e2..90747f1973fe 100644
--- a/net/ipv6/ip6_gre.c
+++ b/net/ipv6/ip6_gre.c
@@ -724,6 +724,11 @@ static netdev_tx_t ip6gre_xmit2(struct sk_buff *skb,
 		ipv6_push_nfrag_opts(skb, &opt.ops, &proto, NULL);
 	}
 
+	if (likely(!skb->encapsulation)) {
+		skb_reset_inner_headers(skb);
+		skb->encapsulation = 1;
+	}
+
 	skb_push(skb, gre_hlen);
 	skb_reset_network_header(skb);
 	skb_set_transport_header(skb, sizeof(*ipv6h));
diff --git a/net/ipv6/ip6_output.c b/net/ipv6/ip6_output.c
index 6e3ddf806ec2..e7ceb6c871d1 100644
--- a/net/ipv6/ip6_output.c
+++ b/net/ipv6/ip6_output.c
@@ -238,6 +238,7 @@ int ip6_xmit(struct sock *sk, struct sk_buff *skb, struct flowi6 *fl6,
 	hdr->saddr = fl6->saddr;
 	hdr->daddr = *first_hop;
 
+	skb->protocol = htons(ETH_P_IPV6);
 	skb->priority = sk->sk_priority;
 	skb->mark = sk->sk_mark;
 
@@ -1057,6 +1058,7 @@ static inline int ip6_ufo_append_data(struct sock *sk,
 		/* initialize protocol header pointer */
 		skb->transport_header = skb->network_header + fragheaderlen;
 
+		skb->protocol = htons(ETH_P_IPV6);
 		skb->ip_summed = CHECKSUM_PARTIAL;
 		skb->csum = 0;
 	}
@@ -1359,6 +1361,7 @@ alloc_new_skb:
 			/*
 			 *	Fill in the control structures
 			 */
+			skb->protocol = htons(ETH_P_IPV6);
 			skb->ip_summed = CHECKSUM_NONE;
 			skb->csum = 0;
 			/* reserve for fragmentation and ipsec header */
diff --git a/net/ipv6/ip6_tunnel.c b/net/ipv6/ip6_tunnel.c
index 1e55866cead7..46ba243605a3 100644
--- a/net/ipv6/ip6_tunnel.c
+++ b/net/ipv6/ip6_tunnel.c
@@ -1027,6 +1027,12 @@ static int ip6_tnl_xmit2(struct sk_buff *skb,
 		init_tel_txopt(&opt, encap_limit);
 		ipv6_push_nfrag_opts(skb, &opt.ops, &proto, NULL);
 	}
+
+	if (likely(!skb->encapsulation)) {
+		skb_reset_inner_headers(skb);
+		skb->encapsulation = 1;
+	}
+
 	skb_push(skb, sizeof(struct ipv6hdr));
 	skb_reset_network_header(skb);
 	ipv6h = ipv6_hdr(skb);
diff --git a/net/ipv6/raw.c b/net/ipv6/raw.c
index c45f7a5c36e9..cdaed47ba932 100644
--- a/net/ipv6/raw.c
+++ b/net/ipv6/raw.c
@@ -628,6 +628,7 @@ static int rawv6_send_hdrinc(struct sock *sk, void *from, int length,
 		goto error;
 	skb_reserve(skb, hlen);
 
+	skb->protocol = htons(ETH_P_IPV6);
 	skb->priority = sk->sk_priority;
 	skb->mark = sk->sk_mark;
 	skb_dst_set(skb, &rt->dst);
diff --git a/net/ipv6/sit.c b/net/ipv6/sit.c
index a3437a4cd07e..21b25dd8466b 100644
--- a/net/ipv6/sit.c
+++ b/net/ipv6/sit.c
@@ -645,11 +645,7 @@ static int ipip_rcv(struct sk_buff *skb)
 	const struct iphdr *iph;
 	struct ip_tunnel *tunnel;
 
-	if (iptunnel_pull_header(skb, 0, tpi.proto))
-		goto drop;
-
 	iph = ip_hdr(skb);
-
 	tunnel = ipip6_tunnel_lookup(dev_net(skb->dev), skb->dev,
 				     iph->saddr, iph->daddr);
 	if (tunnel != NULL) {
@@ -659,6 +655,8 @@ static int ipip_rcv(struct sk_buff *skb)
 
 		if (!xfrm4_policy_check(NULL, XFRM_POLICY_IN, skb))
 			goto drop;
+		if (iptunnel_pull_header(skb, 0, tpi.proto))
+			goto drop;
 		return ip_tunnel_rcv(tunnel, skb, &tpi, log_ecn_error);
 	}
 
@@ -888,6 +886,11 @@ static netdev_tx_t ipip6_tunnel_xmit(struct sk_buff *skb,
 		ttl = iph6->hop_limit;
 	tos = INET_ECN_encapsulate(tos, ipv6_get_dsfield(iph6));
 
+	if (likely(!skb->encapsulation)) {
+		skb_reset_inner_headers(skb);
+		skb->encapsulation = 1;
+	}
+
 	err = iptunnel_xmit(dev_net(dev), rt, skb, fl4.saddr, fl4.daddr,
 			    IPPROTO_IPV6, tos, ttl, df);
 	iptunnel_xmit_stats(err, &dev->stats, dev->tstats);
diff --git a/net/ipv6/xfrm6_output.c b/net/ipv6/xfrm6_output.c
index 8755a3079d0f..6cd625e37706 100644
--- a/net/ipv6/xfrm6_output.c
+++ b/net/ipv6/xfrm6_output.c
@@ -34,8 +34,10 @@ static int xfrm6_local_dontfrag(struct sk_buff *skb)
 	struct sock *sk = skb->sk;
 
 	if (sk) {
-		proto = sk->sk_protocol;
+		if (sk->sk_family != AF_INET6)
+			return 0;
 
+		proto = sk->sk_protocol;
 		if (proto == IPPROTO_UDP || proto == IPPROTO_RAW)
 			return inet6_sk(sk)->dontfrag;
 	}
@@ -54,13 +56,15 @@ static void xfrm6_local_rxpmtu(struct sk_buff *skb, u32 mtu)
 	ipv6_local_rxpmtu(sk, &fl6, mtu);
 }
 
-static void xfrm6_local_error(struct sk_buff *skb, u32 mtu)
+void xfrm6_local_error(struct sk_buff *skb, u32 mtu)
 {
 	struct flowi6 fl6;
+	const struct ipv6hdr *hdr;
 	struct sock *sk = skb->sk;
 
+	hdr = skb->encapsulation ? inner_ipv6_hdr(skb) : ipv6_hdr(skb);
 	fl6.fl6_dport = inet_sk(sk)->inet_dport;
-	fl6.daddr = ipv6_hdr(skb)->daddr;
+	fl6.daddr = hdr->daddr;
 
 	ipv6_local_error(sk, EMSGSIZE, &fl6, mtu);
 }
@@ -80,7 +84,7 @@ static int xfrm6_tunnel_check_size(struct sk_buff *skb)
 		if (xfrm6_local_dontfrag(skb))
 			xfrm6_local_rxpmtu(skb, mtu);
 		else if (skb->sk)
-			xfrm6_local_error(skb, mtu);
+			xfrm_local_error(skb, mtu);
 		else
 			icmpv6_send(skb, ICMPV6_PKT_TOOBIG, 0, mtu);
 		ret = -EMSGSIZE;
@@ -136,13 +140,18 @@ static int __xfrm6_output(struct sk_buff *skb)
 {
 	struct dst_entry *dst = skb_dst(skb);
 	struct xfrm_state *x = dst->xfrm;
-	int mtu = ip6_skb_dst_mtu(skb);
+	int mtu;
+
+	if (skb->protocol == htons(ETH_P_IPV6))
+		mtu = ip6_skb_dst_mtu(skb);
+	else
+		mtu = dst_mtu(skb_dst(skb));
 
 	if (skb->len > mtu && xfrm6_local_dontfrag(skb)) {
 		xfrm6_local_rxpmtu(skb, mtu);
 		return -EMSGSIZE;
 	} else if (!skb->local_df && skb->len > mtu && skb->sk) {
-		xfrm6_local_error(skb, mtu);
+		xfrm_local_error(skb, mtu);
 		return -EMSGSIZE;
 	}
 
diff --git a/net/ipv6/xfrm6_state.c b/net/ipv6/xfrm6_state.c
index d8c70b8efc24..3fc970135fc6 100644
--- a/net/ipv6/xfrm6_state.c
+++ b/net/ipv6/xfrm6_state.c
@@ -183,6 +183,7 @@ static struct xfrm_state_afinfo xfrm6_state_afinfo = {
 	.extract_input		= xfrm6_extract_input,
 	.extract_output		= xfrm6_extract_output,
 	.transport_finish	= xfrm6_transport_finish,
+	.local_error		= xfrm6_local_error,
 };
 
 int __init xfrm6_state_init(void)
diff --git a/net/mac80211/ibss.c b/net/mac80211/ibss.c
index ea7b9c2c7e66..2d45643c964e 100644
--- a/net/mac80211/ibss.c
+++ b/net/mac80211/ibss.c
@@ -36,7 +36,7 @@
 
 static void __ieee80211_sta_join_ibss(struct ieee80211_sub_if_data *sdata,
 				      const u8 *bssid, const int beacon_int,
-				      struct ieee80211_channel *chan,
+				      struct cfg80211_chan_def *req_chandef,
 				      const u32 basic_rates,
 				      const u16 capability, u64 tsf,
 				      bool creator)
@@ -51,6 +51,7 @@ static void __ieee80211_sta_join_ibss(struct ieee80211_sub_if_data *sdata,
 	u32 bss_change;
 	u8 supp_rates[IEEE80211_MAX_SUPP_RATES];
 	struct cfg80211_chan_def chandef;
+	struct ieee80211_channel *chan;
 	struct beacon_data *presp;
 	int frame_len;
 
@@ -81,7 +82,9 @@ static void __ieee80211_sta_join_ibss(struct ieee80211_sub_if_data *sdata,
 
 	sdata->drop_unencrypted = capability & WLAN_CAPABILITY_PRIVACY ? 1 : 0;
 
-	chandef = ifibss->chandef;
+	/* make a copy of the chandef, it could be modified below. */
+	chandef = *req_chandef;
+	chan = chandef.chan;
 	if (!cfg80211_reg_can_beacon(local->hw.wiphy, &chandef)) {
 		chandef.width = NL80211_CHAN_WIDTH_20;
 		chandef.center_freq1 = chan->center_freq;
@@ -259,10 +262,12 @@ static void ieee80211_sta_join_ibss(struct ieee80211_sub_if_data *sdata,
 	struct cfg80211_bss *cbss =
 		container_of((void *)bss, struct cfg80211_bss, priv);
 	struct ieee80211_supported_band *sband;
+	struct cfg80211_chan_def chandef;
 	u32 basic_rates;
 	int i, j;
 	u16 beacon_int = cbss->beacon_interval;
 	const struct cfg80211_bss_ies *ies;
+	enum nl80211_channel_type chan_type;
 	u64 tsf;
 
 	sdata_assert_lock(sdata);
@@ -270,6 +275,26 @@ static void ieee80211_sta_join_ibss(struct ieee80211_sub_if_data *sdata,
 	if (beacon_int < 10)
 		beacon_int = 10;
 
+	switch (sdata->u.ibss.chandef.width) {
+	case NL80211_CHAN_WIDTH_20_NOHT:
+	case NL80211_CHAN_WIDTH_20:
+	case NL80211_CHAN_WIDTH_40:
+		chan_type = cfg80211_get_chandef_type(&sdata->u.ibss.chandef);
+		cfg80211_chandef_create(&chandef, cbss->channel, chan_type);
+		break;
+	case NL80211_CHAN_WIDTH_5:
+	case NL80211_CHAN_WIDTH_10:
+		cfg80211_chandef_create(&chandef, cbss->channel,
+					NL80211_CHAN_WIDTH_20_NOHT);
+		chandef.width = sdata->u.ibss.chandef.width;
+		break;
+	default:
+		/* fall back to 20 MHz for unsupported modes */
+		cfg80211_chandef_create(&chandef, cbss->channel,
+					NL80211_CHAN_WIDTH_20_NOHT);
+		break;
+	}
+
 	sband = sdata->local->hw.wiphy->bands[cbss->channel->band];
 
 	basic_rates = 0;
@@ -294,7 +319,7 @@ static void ieee80211_sta_join_ibss(struct ieee80211_sub_if_data *sdata,
 
 	__ieee80211_sta_join_ibss(sdata, cbss->bssid,
 				  beacon_int,
-				  cbss->channel,
+				  &chandef,
 				  basic_rates,
 				  cbss->capability,
 				  tsf, false);
@@ -736,7 +761,7 @@ static void ieee80211_sta_create_ibss(struct ieee80211_sub_if_data *sdata)
 		sdata->drop_unencrypted = 0;
 
 	__ieee80211_sta_join_ibss(sdata, bssid, sdata->vif.bss_conf.beacon_int,
-				  ifibss->chandef.chan, ifibss->basic_rates,
+				  &ifibss->chandef, ifibss->basic_rates,
 				  capability, 0, true);
 }
 
@@ -1138,6 +1163,7 @@ int ieee80211_ibss_leave(struct ieee80211_sub_if_data *sdata)
 	clear_bit(SDATA_STATE_OFFCHANNEL_BEACON_STOPPED, &sdata->state);
 	ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_BEACON_ENABLED |
 						BSS_CHANGED_IBSS);
+	ieee80211_vif_release_channel(sdata);
 	synchronize_rcu();
 	kfree(presp);
 
diff --git a/net/mac80211/rc80211_minstrel_ht.c b/net/mac80211/rc80211_minstrel_ht.c
index f5aed963b22e..f3bbea1eb9e7 100644
--- a/net/mac80211/rc80211_minstrel_ht.c
+++ b/net/mac80211/rc80211_minstrel_ht.c
@@ -828,6 +828,9 @@ minstrel_ht_update_cck(struct minstrel_priv *mp, struct minstrel_ht_sta *mi,
 	if (sband->band != IEEE80211_BAND_2GHZ)
 		return;
 
+	if (!(mp->hw->flags & IEEE80211_HW_SUPPORTS_HT_CCK_RATES))
+		return;
+
 	mi->cck_supported = 0;
 	mi->cck_supported_short = 0;
 	for (i = 0; i < 4; i++) {
diff --git a/net/netlink/genetlink.c b/net/netlink/genetlink.c
index 512718adb0d5..0c741cec4d0d 100644
--- a/net/netlink/genetlink.c
+++ b/net/netlink/genetlink.c
@@ -364,7 +364,7 @@ int genl_unregister_ops(struct genl_family *family, struct genl_ops *ops)
 EXPORT_SYMBOL(genl_unregister_ops);
 
 /**
- * genl_register_family - register a generic netlink family
+ * __genl_register_family - register a generic netlink family
  * @family: generic netlink family
  *
  * Registers the specified family after validating it first. Only one
@@ -374,7 +374,7 @@ EXPORT_SYMBOL(genl_unregister_ops);
  *
  * Return 0 on success or a negative error code.
  */
-int genl_register_family(struct genl_family *family)
+int __genl_register_family(struct genl_family *family)
 {
 	int err = -EINVAL;
 
@@ -430,10 +430,10 @@ errout_locked:
 errout:
 	return err;
 }
-EXPORT_SYMBOL(genl_register_family);
+EXPORT_SYMBOL(__genl_register_family);
 
 /**
- * genl_register_family_with_ops - register a generic netlink family
+ * __genl_register_family_with_ops - register a generic netlink family
  * @family: generic netlink family
  * @ops: operations to be registered
  * @n_ops: number of elements to register
@@ -457,12 +457,12 @@ EXPORT_SYMBOL(genl_register_family);
  *
  * Return 0 on success or a negative error code.
  */
-int genl_register_family_with_ops(struct genl_family *family,
+int __genl_register_family_with_ops(struct genl_family *family,
 	struct genl_ops *ops, size_t n_ops)
 {
 	int err, i;
 
-	err = genl_register_family(family);
+	err = __genl_register_family(family);
 	if (err)
 		return err;
 
@@ -476,7 +476,7 @@ err_out:
 	genl_unregister_family(family);
 	return err;
 }
-EXPORT_SYMBOL(genl_register_family_with_ops);
+EXPORT_SYMBOL(__genl_register_family_with_ops);
 
 /**
  * genl_unregister_family - unregister generic netlink family
@@ -544,6 +544,30 @@ void *genlmsg_put(struct sk_buff *skb, u32 portid, u32 seq,
 }
 EXPORT_SYMBOL(genlmsg_put);
 
+static int genl_lock_dumpit(struct sk_buff *skb, struct netlink_callback *cb)
+{
+	struct genl_ops *ops = cb->data;
+	int rc;
+
+	genl_lock();
+	rc = ops->dumpit(skb, cb);
+	genl_unlock();
+	return rc;
+}
+
+static int genl_lock_done(struct netlink_callback *cb)
+{
+	struct genl_ops *ops = cb->data;
+	int rc = 0;
+
+	if (ops->done) {
+		genl_lock();
+		rc = ops->done(cb);
+		genl_unlock();
+	}
+	return rc;
+}
+
 static int genl_family_rcv_msg(struct genl_family *family,
 			       struct sk_buff *skb,
 			       struct nlmsghdr *nlh)
@@ -572,15 +596,34 @@ static int genl_family_rcv_msg(struct genl_family *family,
 		return -EPERM;
 
 	if ((nlh->nlmsg_flags & NLM_F_DUMP) == NLM_F_DUMP) {
-		struct netlink_dump_control c = {
-			.dump = ops->dumpit,
-			.done = ops->done,
-		};
+		int rc;
 
 		if (ops->dumpit == NULL)
 			return -EOPNOTSUPP;
 
-		return netlink_dump_start(net->genl_sock, skb, nlh, &c);
+		if (!family->parallel_ops) {
+			struct netlink_dump_control c = {
+				.module = family->module,
+				.data = ops,
+				.dump = genl_lock_dumpit,
+				.done = genl_lock_done,
+			};
+
+			genl_unlock();
+			rc = __netlink_dump_start(net->genl_sock, skb, nlh, &c);
+			genl_lock();
+
+		} else {
+			struct netlink_dump_control c = {
+				.module = family->module,
+				.dump = ops->dumpit,
+				.done = ops->done,
+			};
+
+			rc = __netlink_dump_start(net->genl_sock, skb, nlh, &c);
+		}
+
+		return rc;
 	}
 
 	if (ops->doit == NULL)
diff --git a/net/tipc/socket.c b/net/tipc/socket.c
index ce8249c76827..6cc7ddd2fb7c 100644
--- a/net/tipc/socket.c
+++ b/net/tipc/socket.c
@@ -1257,7 +1257,7 @@ static u32 filter_connect(struct tipc_sock *tsock, struct sk_buff **buf)
 		/* Accept only ACK or NACK message */
 		if (unlikely(msg_errcode(msg))) {
 			sock->state = SS_DISCONNECTING;
-			sk->sk_err = -ECONNREFUSED;
+			sk->sk_err = ECONNREFUSED;
 			retval = TIPC_OK;
 			break;
 		}
@@ -1268,7 +1268,7 @@ static u32 filter_connect(struct tipc_sock *tsock, struct sk_buff **buf)
 		res = auto_connect(sock, msg);
 		if (res) {
 			sock->state = SS_DISCONNECTING;
-			sk->sk_err = res;
+			sk->sk_err = -res;
 			retval = TIPC_OK;
 			break;
 		}
diff --git a/net/xfrm/xfrm_output.c b/net/xfrm/xfrm_output.c
index eb4a84288648..3bb2cdc13b46 100644
--- a/net/xfrm/xfrm_output.c
+++ b/net/xfrm/xfrm_output.c
@@ -214,5 +214,26 @@ int xfrm_inner_extract_output(struct xfrm_state *x, struct sk_buff *skb)
 	return inner_mode->afinfo->extract_output(x, skb);
 }
 
+void xfrm_local_error(struct sk_buff *skb, int mtu)
+{
+	unsigned int proto;
+	struct xfrm_state_afinfo *afinfo;
+
+	if (skb->protocol == htons(ETH_P_IP))
+		proto = AF_INET;
+	else if (skb->protocol == htons(ETH_P_IPV6))
+		proto = AF_INET6;
+	else
+		return;
+
+	afinfo = xfrm_state_get_afinfo(proto);
+	if (!afinfo)
+		return;
+
+	afinfo->local_error(skb, mtu);
+	xfrm_state_put_afinfo(afinfo);
+}
+
 EXPORT_SYMBOL_GPL(xfrm_output);
 EXPORT_SYMBOL_GPL(xfrm_inner_extract_output);
+EXPORT_SYMBOL_GPL(xfrm_local_error);
diff --git a/net/xfrm/xfrm_policy.c b/net/xfrm/xfrm_policy.c
index e52cab3591dd..f77c371ea72b 100644
--- a/net/xfrm/xfrm_policy.c
+++ b/net/xfrm/xfrm_policy.c
@@ -320,10 +320,8 @@ static void xfrm_queue_purge(struct sk_buff_head *list)
 {
 	struct sk_buff *skb;
 
-	while ((skb = skb_dequeue(list)) != NULL) {
-		dev_put(skb->dev);
+	while ((skb = skb_dequeue(list)) != NULL)
 		kfree_skb(skb);
-	}
 }
 
 /* Rule must be locked. Release descentant resources, announce
@@ -1758,7 +1756,6 @@ static void xfrm_policy_queue_process(unsigned long arg)
 	struct sk_buff *skb;
 	struct sock *sk;
 	struct dst_entry *dst;
-	struct net_device *dev;
 	struct xfrm_policy *pol = (struct xfrm_policy *)arg;
 	struct xfrm_policy_queue *pq = &pol->polq;
 	struct flowi fl;
@@ -1805,7 +1802,6 @@ static void xfrm_policy_queue_process(unsigned long arg)
 		dst = xfrm_lookup(xp_net(pol), skb_dst(skb)->path,
 				  &fl, skb->sk, 0);
 		if (IS_ERR(dst)) {
-			dev_put(skb->dev);
 			kfree_skb(skb);
 			continue;
 		}
@@ -1814,9 +1810,7 @@ static void xfrm_policy_queue_process(unsigned long arg)
 		skb_dst_drop(skb);
 		skb_dst_set(skb, dst);
 
-		dev = skb->dev;
 		err = dst_output(skb);
-		dev_put(dev);
 	}
 
 	return;
@@ -1839,7 +1833,6 @@ static int xdst_queue_output(struct sk_buff *skb)
 	}
 
 	skb_dst_force(skb);
-	dev_hold(skb->dev);
 
 	spin_lock_bh(&pq->hold_queue.lock);
 
diff --git a/net/xfrm/xfrm_state.c b/net/xfrm/xfrm_state.c
index 78f66fa92449..54c0acd29468 100644
--- a/net/xfrm/xfrm_state.c
+++ b/net/xfrm/xfrm_state.c
@@ -39,9 +39,6 @@ static DEFINE_SPINLOCK(xfrm_state_lock);
 
 static unsigned int xfrm_state_hashmax __read_mostly = 1 * 1024 * 1024;
 
-static struct xfrm_state_afinfo *xfrm_state_get_afinfo(unsigned int family);
-static void xfrm_state_put_afinfo(struct xfrm_state_afinfo *afinfo);
-
 static inline unsigned int xfrm_dst_hash(struct net *net,
 					 const xfrm_address_t *daddr,
 					 const xfrm_address_t *saddr,
@@ -1860,7 +1857,7 @@ int xfrm_state_unregister_afinfo(struct xfrm_state_afinfo *afinfo)
 }
 EXPORT_SYMBOL(xfrm_state_unregister_afinfo);
 
-static struct xfrm_state_afinfo *xfrm_state_get_afinfo(unsigned int family)
+struct xfrm_state_afinfo *xfrm_state_get_afinfo(unsigned int family)
 {
 	struct xfrm_state_afinfo *afinfo;
 	if (unlikely(family >= NPROTO))
@@ -1872,7 +1869,7 @@ static struct xfrm_state_afinfo *xfrm_state_get_afinfo(unsigned int family)
 	return afinfo;
 }
 
-static void xfrm_state_put_afinfo(struct xfrm_state_afinfo *afinfo)
+void xfrm_state_put_afinfo(struct xfrm_state_afinfo *afinfo)
 {
 	rcu_read_unlock();
 }