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path: root/drivers/net/wireless/iwlwifi/iwl-agn-rs.c
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Diffstat (limited to 'drivers/net/wireless/iwlwifi/iwl-agn-rs.c')
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-agn-rs.c15
1 files changed, 14 insertions, 1 deletions
diff --git a/drivers/net/wireless/iwlwifi/iwl-agn-rs.c b/drivers/net/wireless/iwlwifi/iwl-agn-rs.c
index 6aebcedaca8..8bf7c20b9d3 100644
--- a/drivers/net/wireless/iwlwifi/iwl-agn-rs.c
+++ b/drivers/net/wireless/iwlwifi/iwl-agn-rs.c
@@ -298,10 +298,23 @@ static void rs_tl_turn_on_agg_for_tid(struct iwl_priv *priv,
struct iwl_lq_sta *lq_data, u8 tid,
struct ieee80211_sta *sta)
{
+ int ret;
+
if (rs_tl_get_load(lq_data, tid) > IWL_AGG_LOAD_THRESHOLD) {
IWL_DEBUG_HT(priv, "Starting Tx agg: STA: %pM tid: %d\n",
sta->addr, tid);
- ieee80211_start_tx_ba_session(sta, tid);
+ ret = ieee80211_start_tx_ba_session(sta, tid);
+ if (ret == -EAGAIN) {
+ /*
+ * driver and mac80211 is out of sync
+ * this might be cause by reloading firmware
+ * stop the tx ba session here
+ */
+ IWL_DEBUG_HT(priv, "Fail start Tx agg on tid: %d\n",
+ tid);
+ ret = ieee80211_stop_tx_ba_session(sta, tid,
+ WLAN_BACK_INITIATOR);
+ }
}
}