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Commit c368ddaa authored by Eytan Lifshitz's avatar Eytan Lifshitz Committed by Johannes Berg
Browse files

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: default avatarEytan Lifshitz <eytan.lifshitz@intel.com>
Signed-off-by: default avatarJohannes Berg <johannes.berg@intel.com>
parent 32769814

net/mac80211/mlme.c

+1 −0
Original line number Diff line number Diff line
@@ -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);