mwifiex: cleanup TX/RX BA tables for uAP

[deliverable/linux.git] / drivers / net / wireless / mwifiex / 11n.c

diff --git a/drivers/net/wireless/mwifiex/11n.c b/drivers/net/wireless/mwifiex/11n.c
index e535c937628b4575d87ebb8435c7362367634c73..d2732736f8643ef367ff210ae207cfe16c2f1399 100644 (file)
--- a/drivers/net/wireless/mwifiex/11n.c
+++ b/drivers/net/wireless/mwifiex/11n.c
@@ -726,3 +726,29 @@ int mwifiex_get_tx_ba_stream_tbl(struct mwifiex_private *priv,
 
        return count;
 }
+
+/*
+ * This function retrieves the entry for specific tx BA stream table by RA and
+ * deletes it.
+ */
+void mwifiex_del_tx_ba_stream_tbl_by_ra(struct mwifiex_private *priv, u8 *ra)
+{
+       struct mwifiex_tx_ba_stream_tbl *tbl, *tmp;
+       unsigned long flags;
+
+       if (!ra)
+               return;
+
+       spin_lock_irqsave(&priv->tx_ba_stream_tbl_lock, flags);
+       list_for_each_entry_safe(tbl, tmp, &priv->tx_ba_stream_tbl_ptr, list) {
+               if (!memcmp(tbl->ra, ra, ETH_ALEN)) {
+                       spin_unlock_irqrestore(&priv->tx_ba_stream_tbl_lock,
+                                              flags);
+                       mwifiex_11n_delete_tx_ba_stream_tbl_entry(priv, tbl);
+                       spin_lock_irqsave(&priv->tx_ba_stream_tbl_lock, flags);
+               }
+       }
+       spin_unlock_irqrestore(&priv->tx_ba_stream_tbl_lock, flags);
+
+       return;
+}