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mac80211: fix error path for TDLS setup

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The patch "8f02e6b mac80211: make sure TDLS peer STA exists during
setup" broke TDLS error paths where the STA doesn't exist when sending
the error.
Fix it by only testing for STA existence during a non-error flow.

Signed-off-by: Arik Nemtsov <arikx.nemtsov@intel.com>
Reviewed-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
This commit is contained in:
Arik Nemtsov 2014-07-17 17:14:18 +03:00 committed by Johannes Berg
parent 626911cc60
commit 6ae32e5d28
1 changed files with 10 additions and 6 deletions
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6
net/mac80211/tdls.c
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@ -349,8 +349,11 @@ ieee80211_tdls_mgmt_setup(struct wiphy *wiphy, struct net_device *dev,
/*
* make sure we have a STA representing the peer so we drop or buffer
* non-TDLS-setup frames to the peer. We can't send other packets
* during setup through the AP path
* during setup through the AP path.
* Allow error packets to be sent - sometimes we don't even add a STA
* before failing the setup.
*/
if (status_code == 0) {
rcu_read_lock();
if (!sta_info_get(sdata, peer)) {
rcu_read_unlock();
@ -358,6 +361,7 @@ ieee80211_tdls_mgmt_setup(struct wiphy *wiphy, struct net_device *dev,
goto exit;
}
rcu_read_unlock();
}
ieee80211_flush_queues(local, sdata);