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mac80211_hwsim: clean up the skb before passing it back 

We need to clean up the skb before we can copy it, this
is required for proper operation since the socket it is
still attached to could potentially live in a different
network namespace or so.

Signed-off-by: Johannes Berg <johannes@sipsolutions.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Johannes Berg 2009-06-18 14:51:12 +02:00 committed by John W. Linville
parent 3bfbe80e44
commit 90e3012e94
1 changed files with 10 additions and 0 deletions
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10
drivers/net/wireless/mac80211_hwsim.c
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@ -15,6 +15,8 @@
#include <linux/list.h>
#include <linux/spinlock.h>
#include <net/dst.h>
#include <net/xfrm.h>
#include <net/mac80211.h>
#include <net/ieee80211_radiotap.h>
#include <linux/if_arp.h>
@ -409,6 +411,14 @@ static bool mac80211_hwsim_tx_frame(struct ieee80211_hw *hw,
if (data->ps != PS_DISABLED)
hdr->frame_control |= cpu_to_le16(IEEE80211_FCTL_PM);
/* release the skb's source info */
skb_orphan(skb);
dst_release(skb->dst);
skb->dst = NULL;
skb->mark = 0;
secpath_reset(skb);
nf_reset(skb);
/* Copy skb to all enabled radios that are on the current frequency */
spin_lock(&hwsim_radio_lock);
list_for_each_entry(data2, &hwsim_radios, list) {