mac80211: Fix dangling pointer in ieee80211_xmit

hdr pointer is left dangling after call to ieee80211_skb_resize. This can cause guards around mesh path selection to fail. Signed-off-by: Steve deRosier <steve@cozybit.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
git-mirror · Sep 14, 2010 · 740c1aa · 740c1aa
1 parent a1e567c
commit 740c1aa
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/net/mac80211/tx.c b/net/mac80211/tx.c
@@ -1609,6 +1609,7 @@ static void ieee80211_xmit(struct ieee80211_sub_if_data *sdata,
 		return;
 	}
 
+	hdr = (struct ieee80211_hdr *) skb->data;
 	info->control.vif = &sdata->vif;
 
 	if (ieee80211_vif_is_mesh(&sdata->vif) &&