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mac80211: clear bssid on auth/assoc failure

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ifmgd->bssid wasn't cleared properly in some
auth/assoc failure cases, causing mac80211 and
the low-level driver to go out of sync.

Clear ifmgd->bssid on failure, and notify the driver.

Cc: stable@kernel.org # 3.4+
Signed-off-by: Eliad Peller <eliad@wizery.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
This commit is contained in:
Eliad Peller 2012-09-04 17:44:45 +03:00 committed by Johannes Berg
parent 27f011243a
commit 3d2abdfdf1
1 changed files with 4 additions and 0 deletions
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4
net/mac80211/mlme.c
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@ -3248,6 +3248,8 @@ int ieee80211_mgd_auth(struct ieee80211_sub_if_data *sdata,
goto out_unlock;
err_clear:
memset(ifmgd->bssid, 0, ETH_ALEN);
ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_BSSID);
ifmgd->auth_data = NULL;
err_free:
kfree(auth_data);
@ -3439,6 +3441,8 @@ int ieee80211_mgd_assoc(struct ieee80211_sub_if_data *sdata,
err = 0;
goto out;
err_clear:
memset(ifmgd->bssid, 0, ETH_ALEN);
ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_BSSID);
ifmgd->assoc_data = NULL;
err_free:
kfree(assoc_data);