Commit db0889ab authored by Karthikeyan Periyasamy's avatar Karthikeyan Periyasamy Committed by Kalle Valo
Browse files

ath11k: fix rcu lock protect in peer assoc confirmation 



ath11k_mac_get_ar_by_vdev_id() get protected under rcu lock
and unlock. peer association confirmation event get used this API
without rcu protection, so corrected it.

Signed-off-by: default avatarKarthikeyan Periyasamy <periyasa@codeaurora.org>
Signed-off-by: default avatarKalle Valo <kvalo@codeaurora.org>
parent 6a0c3702

drivers/net/wireless/ath/ath11k/wmi.c

+3 −0
Original line number Diff line number Diff line
@@ -5345,15 +5345,18 @@ static void ath11k_peer_assoc_conf_event(struct ath11k_base *ab, struct sk_buff 
		   "peer assoc conf ev vdev id %d macaddr %pM\n",

		   peer_assoc_conf.vdev_id, peer_assoc_conf.macaddr);



	rcu_read_lock();

	ar = ath11k_mac_get_ar_by_vdev_id(ab, peer_assoc_conf.vdev_id);



	if (!ar) {

		ath11k_warn(ab, "invalid vdev id in peer assoc conf ev %d",

			    peer_assoc_conf.vdev_id);

		rcu_read_unlock();

		return;

	}



	complete(&ar->peer_assoc_done);

	rcu_read_unlock();

}



static void ath11k_update_stats_event(struct ath11k_base *ab, struct sk_buff *skb)