From: Malcolm Priestley <tvboxspy@gmail.com>
Date: Thu, 9 Jul 2015 16:01:24 +0000 (+0100)
Subject: staging: vt6655: check ieee80211_bss_conf bssid not NULL
X-Git-Url: http://git.osdn.net/view?a=commitdiff_plain;h=8e8e9198920ddfa920191069ae02eba75d39e653;p=sagit-ice-cold%2Fkernel_xiaomi_msm8998.git

staging: vt6655: check ieee80211_bss_conf bssid not NULL

Sometimes bssid can go null on failed association.

Signed-off-by: Malcolm Priestley <tvboxspy@gmail.com>
Cc: <stable@vger.kernel.org> # v3.19+
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---

diff --git a/drivers/staging/vt6655/device_main.c b/drivers/staging/vt6655/device_main.c
index ed040fbb7df8..b0c8e235b982 100644
--- a/drivers/staging/vt6655/device_main.c
+++ b/drivers/staging/vt6655/device_main.c
@@ -1418,7 +1418,7 @@ static void vnt_bss_info_changed(struct ieee80211_hw *hw,
 
 	priv->current_aid = conf->aid;
 
-	if (changed & BSS_CHANGED_BSSID) {
+	if (changed & BSS_CHANGED_BSSID && conf->bssid) {
 		unsigned long flags;
 
 		spin_lock_irqsave(&priv->lock, flags);