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qed: Fix iWARP syn packet mac address validation. 

The ll2 forwards all syn packets to the driver without validating the mac
address. Add validation check in the driver's iWARP listener flow and drop
the packet if it isn't intended for the device.

Signed-off-by: Ariel Elior <ariel.elior@marvell.com>
Signed-off-by: Michal Kalderon <michal.kalderon@marvell.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Michal Kalderon 2019-02-18 15:24:03 +02:00 committed by David S. Miller
parent 9addc92730
commit 8be3dadf04
1 changed files with 9 additions and 0 deletions
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9
drivers/net/ethernet/qlogic/qed/qed_iwarp.c
View File

@ -1688,6 +1688,15 @@ qed_iwarp_parse_rx_pkt(struct qed_hwfn *p_hwfn,
eth_hlen = ETH_HLEN + (vlan_valid ? sizeof(u32) : 0);
if (!ether_addr_equal(ethh->h_dest,
p_hwfn->p_rdma_info->iwarp.mac_addr)) {
DP_VERBOSE(p_hwfn,
QED_MSG_RDMA,
"Got unexpected mac %pM instead of %pM\n",
ethh->h_dest, p_hwfn->p_rdma_info->iwarp.mac_addr);
return -EINVAL;
}
ether_addr_copy(remote_mac_addr, ethh->h_source);
ether_addr_copy(local_mac_addr, ethh->h_dest);