From: Felix Fietkau <nbd@nbd.name>
Date: Wed, 8 Jan 2020 18:03:04 +0100
Subject: [PATCH] cfg80211: fix memory leak in cfg80211_cqm_rssi_update

The per-tid statistics need to be released after the call to rdev_get_station

Cc: stable@vger.kernel.org
Fixes: 8689c051a201 ("cfg80211: dynamically allocate per-tid stats for station info")
Signed-off-by: Felix Fietkau <nbd@nbd.name>
---

--- a/net/wireless/nl80211.c
+++ b/net/wireless/nl80211.c
@@ -10346,6 +10346,7 @@ static int cfg80211_cqm_rssi_update(stru
 		if (err)
 			return err;
 
+		cfg80211_sinfo_release_content(&sinfo);
 		if (sinfo.filled & BIT_ULL(NL80211_STA_INFO_BEACON_SIGNAL_AVG))
 			wdev->cqm_config->last_rssi_event_value =
 				(s8) sinfo.rx_beacon_signal_avg;