From: Helmut Schaa <helmut.schaa@googlemail.com>
Date: Thu, 3 Mar 2011 18:41:03 +0000 (+0100)
Subject: rt2x00: Use unlikely for unexpected error condition in rt2x00_mac_tx
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=208f19dceeeebcae2f9fb8f88953e2f66949b0f0;p=linux-beck.git

rt2x00: Use unlikely for unexpected error condition in rt2x00_mac_tx

rt2x00queue_write_tx_frame is unlikely to fail. Tell the compiler.

Signed-off-by: Helmut Schaa <helmut.schaa@googlemail.com>
Signed-off-by: Ivo van Doorn <IvDoorn@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
---

diff --git a/drivers/net/wireless/rt2x00/rt2x00mac.c b/drivers/net/wireless/rt2x00/rt2x00mac.c
index 7714198b9d3e..aeee6e920d98 100644
--- a/drivers/net/wireless/rt2x00/rt2x00mac.c
+++ b/drivers/net/wireless/rt2x00/rt2x00mac.c
@@ -149,7 +149,7 @@ void rt2x00mac_tx(struct ieee80211_hw *hw, struct sk_buff *skb)
 			goto exit_fail;
 	}
 
-	if (rt2x00queue_write_tx_frame(queue, skb, false))
+	if (unlikely(rt2x00queue_write_tx_frame(queue, skb, false)))
 		goto exit_fail;
 
 	if (rt2x00queue_threshold(queue))