From 08e995bdd07d36540bce1ed5da6cb6fd9db94a42 Mon Sep 17 00:00:00 2001
From: yeshwanth sriram guntuka <ysriramg@codeaurora.org>
Date: Wed, 26 Apr 2017 12:32:12 +0530
Subject: [PATCH] qcacld-3.0: Fix assert due to invalid vdev id in LL stats req

Assert in firmware due to invalid vdev id in link layer stats
req.

Fix is to check for invalid vdev id before link layer stats
req is sent to firmware.

Change-Id: I4b1a9de451bc54387a1da4338720ff44ec4bfd32
CRs-Fixed: 2038308
---
 core/hdd/src/wlan_hdd_stats.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/core/hdd/src/wlan_hdd_stats.c b/core/hdd/src/wlan_hdd_stats.c
index f717668120ca..393442772ad0 100644
--- a/core/hdd/src/wlan_hdd_stats.c
+++ b/core/hdd/src/wlan_hdd_stats.c
@@ -1387,6 +1387,11 @@ __wlan_hdd_cfg80211_ll_stats_get(struct wiphy *wiphy,
 
 	LinkLayerStatsGetReq.staId = pAdapter->sessionId;
 
+	if (wlan_hdd_validate_session_id(pAdapter->sessionId)) {
+		hdd_err("invalid session id: %d", pAdapter->sessionId);
+		return -EINVAL;
+	}
+
 	context = &ll_stats_context;
 	spin_lock(&context->context_lock);
 	context->request_id = LinkLayerStatsGetReq.reqId;