iwlwifi: reset the tid_data when a station is removed

Since the station is removed, we need to reset the information that
was accounted for this station.

Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
diff --git a/drivers/net/wireless/iwlwifi/iwl-agn-sta.c b/drivers/net/wireless/iwlwifi/iwl-agn-sta.c
index 63d948d..6bf3311 100644
--- a/drivers/net/wireless/iwlwifi/iwl-agn-sta.c
+++ b/drivers/net/wireless/iwlwifi/iwl-agn-sta.c
@@ -463,6 +463,7 @@
 		       const u8 *addr)
 {
 	unsigned long flags;
+	u8 tid;
 
 	if (!iwl_is_ready(priv->shrd)) {
 		IWL_DEBUG_INFO(priv,
@@ -501,6 +502,10 @@
 		priv->stations[sta_id].lq = NULL;
 	}
 
+	for (tid = 0; tid < IWL_MAX_TID_COUNT; tid++)
+		memset(&priv->tid_data[sta_id][tid], 0,
+			sizeof(priv->tid_data[sta_id][tid]));
+
 	priv->stations[sta_id].used &= ~IWL_STA_DRIVER_ACTIVE;
 
 	priv->num_stations--;