From 323222b5ff930a43eab45cec6e58345740fa2a29 Mon Sep 17 00:00:00 2001
From: Paul Stewart <pstew@chromium.org>
Date: Wed, 8 Jun 2011 05:52:52 -0700
Subject: [PATCH] cfg80211: Ignore downstream DEAUTH for authtry_bsses
Downsteram DEAUTH messages do not refer to a current authentication
attempt -- AUTH responses do. Therefore we should not allow DEAUTH
from an AP to void state for an AUTH attempt in progress.
Signed-off-by: Paul Stewart <pstew@chromium.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
---
net/wireless/mlme.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/net/wireless/mlme.c b/net/wireless/mlme.c
index 493b939970cd..3633ab6af184 100644
--- a/net/wireless/mlme.c
+++ b/net/wireless/mlme.c
@@ -170,7 +170,9 @@ void __cfg80211_send_deauth(struct net_device *dev,
break;
}
if (wdev->authtry_bsses[i] &&
- memcmp(wdev->authtry_bsses[i]->pub.bssid, bssid, ETH_ALEN) == 0) {
+ memcmp(wdev->authtry_bsses[i]->pub.bssid, bssid,
+ ETH_ALEN) == 0 &&
+ memcmp(mgmt->sa, dev->dev_addr, ETH_ALEN) == 0) {
cfg80211_unhold_bss(wdev->authtry_bsses[i]);
cfg80211_put_bss(&wdev->authtry_bsses[i]->pub);
wdev->authtry_bsses[i] = NULL;
--
GitLab