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authorEytan Lifshitz <eytan.lifshitz@intel.com>2014-02-06 21:01:32 +0200
committerJohannes Berg <johannes.berg@intel.com>2014-02-11 12:59:36 +0100
commitc368ddaa9ad79fdffde4756804321feba6725c75 (patch)
tree4a4650b8ad03ee14e8211d0b7a2dc0ed341a2970 /net/mac80211
parent32769814d54a5a360b83811b4039c776ec953c71 (diff)
downloadlinux-c368ddaa9ad79fdffde4756804321feba6725c75.tar.bz2
mac80211: fix memory leak
In case ieee80211_prep_connection() fails to dereference sdata->vif.chanctx_conf, the function returns and doesn't free new_sta. fixed. Signed-off-by: Eytan Lifshitz <eytan.lifshitz@intel.com> Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'net/mac80211')
-rw-r--r--net/mac80211/mlme.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c
index fc1d82465b3c..57d5482b10fa 100644
--- a/net/mac80211/mlme.c
+++ b/net/mac80211/mlme.c
@@ -3753,6 +3753,7 @@ static int ieee80211_prep_connection(struct ieee80211_sub_if_data *sdata,
chanctx_conf = rcu_dereference(sdata->vif.chanctx_conf);
if (WARN_ON(!chanctx_conf)) {
rcu_read_unlock();
+ sta_info_free(local, new_sta);
return -EINVAL;
}
rate_flags = ieee80211_chandef_rate_flags(&chanctx_conf->def);