From: Sujith <Sujith.Manoharan@atheros.com>
Date: Thu, 23 Oct 2008 06:44:02 +0000 (+0530)
Subject: mac80211: Change WARN_ON to WARN_ON_ONCE
X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=075cbc9eb15da8f4cba7c7eaadedd8b030d3a87a;p=openwrt%2Fstaging%2Fblogic.git

mac80211: Change WARN_ON to WARN_ON_ONCE

A warning would be printed for every packet that
is transmitted if the rate control information isn't
setup. Change this to WARN_ON_ONCE.

Signed-off-by: Sujith <Sujith.Manoharan@atheros.com>
Acked-by: Johannes Berg <johannes@sipsolutions.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
---

diff --git a/net/mac80211/tx.c b/net/mac80211/tx.c
index 21951bac1ef7..541e3e64493d 100644
--- a/net/mac80211/tx.c
+++ b/net/mac80211/tx.c
@@ -563,8 +563,8 @@ ieee80211_tx_h_rate_ctrl(struct ieee80211_tx_data *tx)
 				IEEE80211_TX_RC_USE_RTS_CTS;
 
 		/* RC is busted */
-		if (WARN_ON(info->control.rates[i].idx >=
-			    sband->n_bitrates)) {
+		if (WARN_ON_ONCE(info->control.rates[i].idx >=
+				 sband->n_bitrates)) {
 			info->control.rates[i].idx = -1;
 			continue;
 		}