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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>
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@ -3753,6 +3753,7 @@ static int ieee80211_prep_connection(struct ieee80211_sub_if_data *sdata,
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chanctx_conf = rcu_dereference(sdata->vif.chanctx_conf);
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if (WARN_ON(!chanctx_conf)) {
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rcu_read_unlock();
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sta_info_free(local, new_sta);
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return -EINVAL;
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}
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rate_flags = ieee80211_chandef_rate_flags(&chanctx_conf->def);
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