Commit b7566fc3 authored by Larry Finger's avatar Larry Finger Committed by Johannes Berg
Browse files

cfg80211: Fix memory leak



When a driver requests a specific regulatory domain after cfg80211 already
has one, a struct ieee80211_regdomain is leaked.
Reported-by: default avatarLarry Finger <Larry.Finger@lwfinger.net>
Tested-by: default avatarLarry Finger <Larry.Finger@lwfinger.net>
Signed-off-by: default avatarLarry Finger <Larry.Finger@lwfinger.net>
Signed-off-by: default avatarJohannes Berg <johannes.berg@intel.com>
parent 78f42aee
......@@ -2189,10 +2189,15 @@ static int __set_regdom(const struct ieee80211_regdomain *rd)
* However if a driver requested this specific regulatory
* domain we keep it for its private use
*/
if (lr->initiator == NL80211_REGDOM_SET_BY_DRIVER)
if (lr->initiator == NL80211_REGDOM_SET_BY_DRIVER) {
const struct ieee80211_regdomain *tmp;
tmp = get_wiphy_regdom(request_wiphy);
rcu_assign_pointer(request_wiphy->regd, rd);
else
rcu_free_regdom(tmp);
} else {
kfree(rd);
}
rd = NULL;
......
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