[PATCH] mac80211: avoid null ptr deref in ieee80211_ibss_add_sta

avoid sdata null pointer dereference in ieee80211_ibss_add_sta.

Signed-off-by: John W. Linville <linville@tuxdriver.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/net/mac80211/ieee80211_sta.c b/net/mac80211/ieee80211_sta.c
index dbac8583f394..9f30ae4c2ab3 100644
--- a/net/mac80211/ieee80211_sta.c
+++ b/net/mac80211/ieee80211_sta.c
@@ -2997,7 +2997,7 @@ 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. */