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cfg80211: Ignore downstream DEAUTH for authtry_bsses

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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>
This commit is contained in:
Paul Stewart 2011-06-08 05:52:52 -07:00 committed by John W. Linville
parent fd854772c1
commit 323222b5ff
1 changed files with 3 additions and 1 deletions
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4
net/wireless/mlme.c
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@ -170,7 +170,9 @@ void __cfg80211_send_deauth(struct net_device *dev,
break; break;
} }
if (wdev->authtry_bsses[i] && 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_unhold_bss(wdev->authtry_bsses[i]);
cfg80211_put_bss(&wdev->authtry_bsses[i]->pub); cfg80211_put_bss(&wdev->authtry_bsses[i]->pub);
wdev->authtry_bsses[i] = NULL; wdev->authtry_bsses[i] = NULL;