From 16a832e785820aa199641c77b2d6f4a443d2ec46 Mon Sep 17 00:00:00 2001
From: Zhu Yi <yi.zhu@intel.com>
Date: Wed, 19 Aug 2009 16:08:22 +0800
Subject: [PATCH] cfg80211: allow cfg80211_connect_result with bssid == NULL

In case of connection failure, the bssid info is not a must have.

Signed-off-by: Zhu Yi <yi.zhu@intel.com>
Acked-by: Johannes Berg <johannes@sipsolutions.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
---
 net/wireless/core.c | 4 +++-
 net/wireless/sme.c  | 3 ++-
 2 files changed, 5 insertions(+), 2 deletions(-)

diff --git a/net/wireless/core.c b/net/wireless/core.c
index c150071b6f29..154e1e294cb9 100644
--- a/net/wireless/core.c
+++ b/net/wireless/core.c
@@ -12,6 +12,7 @@
 #include <linux/debugfs.h>
 #include <linux/notifier.h>
 #include <linux/device.h>
+#include <linux/etherdevice.h>
 #include <linux/rtnetlink.h>
 #include <net/genetlink.h>
 #include <net/cfg80211.h>
@@ -309,7 +310,8 @@ static void cfg80211_process_events(struct wireless_dev *wdev)
 		switch (ev->type) {
 		case EVENT_CONNECT_RESULT:
 			__cfg80211_connect_result(
-				wdev->netdev, ev->cr.bssid,
+				wdev->netdev, is_zero_ether_addr(ev->cr.bssid) ?
+				NULL : ev->cr.bssid,
 				ev->cr.req_ie, ev->cr.req_ie_len,
 				ev->cr.resp_ie, ev->cr.resp_ie_len,
 				ev->cr.status,
diff --git a/net/wireless/sme.c b/net/wireless/sme.c
index 9ddc00e3c239..4a8289f9b4f0 100644
--- a/net/wireless/sme.c
+++ b/net/wireless/sme.c
@@ -450,7 +450,8 @@ void cfg80211_connect_result(struct net_device *dev, const u8 *bssid,
 		return;
 
 	ev->type = EVENT_CONNECT_RESULT;
-	memcpy(ev->cr.bssid, bssid, ETH_ALEN);
+	if (bssid)
+		memcpy(ev->cr.bssid, bssid, ETH_ALEN);
 	ev->cr.req_ie = ((u8 *)ev) + sizeof(*ev);
 	ev->cr.req_ie_len = req_ie_len;
 	memcpy((void *)ev->cr.req_ie, req_ie, req_ie_len);
-- 
2.20.1