mac80211: fix error path for TDLS setup
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>
diff --git a/net/mac80211/tdls.c b/net/mac80211/tdls.c
index b01b310..53c235d 100644
--- a/net/mac80211/tdls.c
+++ b/net/mac80211/tdls.c
@@ -349,15 +349,19 @@
/*
* 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.
*/
- rcu_read_lock();
- if (!sta_info_get(sdata, peer)) {
+ if (status_code == 0) {
+ rcu_read_lock();
+ if (!sta_info_get(sdata, peer)) {
+ rcu_read_unlock();
+ ret = -ENOLINK;
+ goto exit;
+ }
rcu_read_unlock();
- ret = -ENOLINK;
- goto exit;
}
- rcu_read_unlock();
ieee80211_flush_queues(local, sdata);