From mboxrd@z Thu Jan 1 00:00:00 1970 From: "John W. Linville" Subject: [PATCH] mac80211: avoid null ptr deref in ieee80211_ibss_add_sta Date: Tue, 15 May 2007 16:14:40 -0400 Message-ID: <20070515201439.GE15105@tuxdriver.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: linux-wireless-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, netdev-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: davem-fT/PcQaiUtIeIZ0/mPfg9Q@public.gmane.org Return-path: Content-Disposition: inline Sender: linux-wireless-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org List-Id: netdev.vger.kernel.org avoid sdata null pointer dereference in ieee80211_ibss_add_sta. Signed-off-by: John W. Linville --- 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