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authorSteve deRosier <steve@cozybit.com>2010-09-11 20:01:31 -0700
committerJohn W. Linville <linville@tuxdriver.com>2010-09-14 16:08:03 -0400
commit740c1aa3b01251c3c324743f395621749b099065 (patch)
tree9fe20602ca607b45a93a4d3a595f48456ac7232d /net
parenta1e567c83f541432e687142570215b75bebb1338 (diff)
downloadlinux-740c1aa3b01251c3c324743f395621749b099065.tar.bz2
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>
Diffstat (limited to 'net')
-rw-r--r--net/mac80211/tx.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/net/mac80211/tx.c b/net/mac80211/tx.c
index ccf373788ce9..e1733dcb58a7 100644
--- 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) &&