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authorJohannes Berg <johannes.berg@intel.com>2017-06-12 11:24:06 +0200
committerLuca Coelho <luciano.coelho@intel.com>2017-06-29 13:29:32 +0300
commite6835942a7414ef4fd07b59851ad1fca7560dec1 (patch)
treea93b799418d29bac6d55db72a466001e566d0f11 /drivers/net/wireless
parent4f2210ee8498faa3499a927f0a40027ff972ec3a (diff)
iwlwifi: mvm: quietly accept non-sta assoc response frames
When hostapd adds a station, it does so before sending the association response frame, so that it can indicate the correct status code in the response. However, when this then fails, or the association response already is a reject for some other reason, then there's no station entry and thus no per-station management queue to send the response on and it must be sent on the probe response queue. The code should therefore not warn. In theory, we could check and warn if the status code is success, but that seems excessive, so just relax the check to allow any association response frames. Fixes: 3ee0f0e23e4f ("iwlwifi: mvm: fix DQA AP mode station assumption") Signed-off-by: Johannes Berg <johannes.berg@intel.com> Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
Diffstat (limited to 'drivers/net/wireless')
-rw-r--r--drivers/net/wireless/intel/iwlwifi/mvm/tx.c11
1 files changed, 7 insertions, 4 deletions
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/tx.c b/drivers/net/wireless/intel/iwlwifi/mvm/tx.c
index 627befb0d8d1..214829e5a860 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/tx.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/tx.c
@@ -554,12 +554,15 @@ static int iwl_mvm_get_ctrl_vif_queue(struct iwl_mvm *mvm,
case NL80211_IFTYPE_AP:
case NL80211_IFTYPE_ADHOC:
/*
- * Handle legacy hostapd as well, where station may be added
- * only after assoc. Take care of the case where we send a
- * deauth to a station that we don't have.
+ * Handle legacy hostapd as well, where station will be added
+ * only just before sending the association response.
+ * Also take care of the case where we send a deauth to a
+ * station that we don't have, or similarly an association
+ * response (with non-success status) for a station we can't
+ * accept.
*/
if (ieee80211_is_probe_resp(fc) || ieee80211_is_auth(fc) ||
- ieee80211_is_deauth(fc))
+ ieee80211_is_deauth(fc) || ieee80211_is_assoc_resp(fc))
return mvm->probe_queue;
if (info->hw_queue == info->control.vif->cab_queue)
return info->hw_queue;