From: Ben Greear <greearb@candelatech.com>
Date: Fri, 1 Apr 2016 14:12:11 -0700
Subject: [PATCH] ath10k: Clean up peer when sta goes away.

If WMI and/or firmware has issues removing the peer object,
then we still need to clean up the peer object in the driver.

Signed-off-by: Ben Greear <greearb@candelatech.com>
---

--- a/drivers/net/wireless/ath/ath10k/mac.c
+++ b/drivers/net/wireless/ath/ath10k/mac.c
@@ -5992,9 +5992,17 @@ static int ath10k_sta_state(struct ieee8
 				continue;
 
 			if (peer->sta == sta) {
-				ath10k_warn(ar, "found sta peer %pM entry on vdev %i after it was supposedly removed\n",
-					    sta->addr, arvif->vdev_id);
+				ath10k_warn(ar, "found sta peer %pM (ptr %p id %d) entry on vdev %i after it was supposedly removed\n",
+					    sta->addr, peer, i, arvif->vdev_id);
 				peer->sta = NULL;
+
+				/* Clean up the peer object as well since we
+				 * must have failed to do this above.
+				 */
+				list_del(&peer->list);
+				ar->peer_map[i] = NULL;
+				kfree(peer);
+				ar->num_peers--;
 			}
 		}
 		spin_unlock_bh(&ar->data_lock);