From: "John W. Linville" <linville-2XuSBdqkA4R54TAoqtyWWQ@public.gmane.org>
To: davem-fT/PcQaiUtIeIZ0/mPfg9Q@public.gmane.org
Cc: linux-wireless-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
netdev-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
Subject: [PATCH] mac80211: avoid null ptr deref in ieee80211_ibss_add_sta
Date: Tue, 15 May 2007 16:14:40 -0400 [thread overview]
Message-ID: <20070515201439.GE15105@tuxdriver.com> (raw)
avoid sdata null pointer dereference in ieee80211_ibss_add_sta.
Signed-off-by: John W. Linville <linville-2XuSBdqkA4R54TAoqtyWWQ@public.gmane.org>
---
net/mac80211/ieee80211_sta.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/net/mac80211/ieee80211_sta.c b/net/mac80211/ieee80211_sta.c
index a36c6f3..dd36cc6 100644
--- a/net/mac80211/ieee80211_sta.c
+++ b/net/mac80211/ieee80211_sta.c
@@ -3154,7 +3154,7 @@ struct sta_info * ieee80211_ibss_add_sta(struct net_device *dev,
{
struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
struct sta_info *sta;
- struct ieee80211_sub_if_data *sdata = NULL;
+ struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
/* TODO: Could consider removing the least recently used entry and
* allow new one to be added. */
--
1.5.0.6
--
John W. Linville
linville-2XuSBdqkA4R54TAoqtyWWQ@public.gmane.org
reply other threads:[~2007-05-15 20:14 UTC|newest]
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