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cfg80211: deauth doesn't always imply disconnect 

When an AP sends a deauth frame, or we send one
to an AP, that only means we lost our connection
if we were actually connected to that AP. Check
this to avoid sending spurious "disconnected"
events and breaking "iw ... link" reporting.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Johannes Berg 2010-08-05 10:20:27 +02:00 committed by John W. Linville
parent 2bff8ebf32
commit 3f3b6a8d90
1 changed files with 3 additions and 2 deletions
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5
net/wireless/mlme.c
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@ -149,7 +149,7 @@ void __cfg80211_send_deauth(struct net_device *dev,
struct ieee80211_mgmt *mgmt = (struct ieee80211_mgmt *)buf;
const u8 *bssid = mgmt->bssid;
int i;
bool found = false;
bool found = false, was_current = false;
ASSERT_WDEV_LOCK(wdev);
@ -159,6 +159,7 @@ void __cfg80211_send_deauth(struct net_device *dev,
cfg80211_put_bss(&wdev->current_bss->pub);
wdev->current_bss = NULL;
found = true;
was_current = true;
} else for (i = 0; i < MAX_AUTH_BSSES; i++) {
if (wdev->auth_bsses[i] &&
memcmp(wdev->auth_bsses[i]->pub.bssid, bssid, ETH_ALEN) == 0) {
@ -183,7 +184,7 @@ void __cfg80211_send_deauth(struct net_device *dev,
nl80211_send_deauth(rdev, dev, buf, len, GFP_KERNEL);
if (wdev->sme_state == CFG80211_SME_CONNECTED) {
if (wdev->sme_state == CFG80211_SME_CONNECTED && was_current) {
u16 reason_code;
bool from_ap;