mwifiex: rename function mwifiex_is_ba_stream_avail

The old function name sounds like checking for existing BA
stream. The function actually checks if we have room for
creating new BA stream or not.
Signed-off-by: Bing Zhao <bzhao@marvell.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

drivers/net/wireless/mwifiex/11n.h

@@ -92,9 +92,10 @@ mwifiex_is_amsdu_allowed(struct mwifiex_private *priv, int tid)
 }
 
 /*
- * This function checks whether a BA stream is available or not.
+ * This function checks whether a space is available for new BA stream or not.
  */
-static inline u8 mwifiex_is_ba_stream_avail(struct mwifiex_adapter *adapter)
+static inline u8 mwifiex_space_avail_for_new_ba_stream(
+					struct mwifiex_adapter *adapter)
 {
 	struct mwifiex_private *priv;
 	u8 i;

drivers/net/wireless/mwifiex/wmm.c

@@ -1186,7 +1186,7 @@ mwifiex_dequeue_tx_packet(struct mwifiex_adapter *adapter)
 		   mwifiex_send_single_packet() */
 	} else {
 		if (mwifiex_is_ampdu_allowed(priv, tid)) {
-			if (mwifiex_is_ba_stream_avail(adapter)) {
+			if (mwifiex_space_avail_for_new_ba_stream(adapter)) {
 				mwifiex_11n_create_tx_ba_stream_tbl(priv,
 						ptr->ra, tid,
 						BA_STREAM_SETUP_INPROGRESS);