[kernel] ath9k: use WARN_ON_ONCE in ath_rc_get_highest_rix

[John W. Linville]

commit d47884a9de21c8db5cc86d5ca225864257eb193e
Author: John W. Linville <linville at tuxdriver.com>
Date:   Mon Jan 30 11:01:50 2012 -0500

    ath9k: use WARN_ON_ONCE in ath_rc_get_highest_rix

 ...se-WARN_ON_ONCE-in-ath_rc_get_highest_rix.patch |   29 ++++++++++++++++++++
 kernel.spec                                        |    6 ++++
 2 files changed, 35 insertions(+), 0 deletions(-)
---
diff --git a/ath9k-use-WARN_ON_ONCE-in-ath_rc_get_highest_rix.patch b/ath9k-use-WARN_ON_ONCE-in-ath_rc_get_highest_rix.patch
new file mode 100644
index 0000000..7d5c9a5
--- /dev/null
+++ b/ath9k-use-WARN_ON_ONCE-in-ath_rc_get_highest_rix.patch
@@ -0,0 +1,29 @@
+From 41b2d62702730b0c6bc5a40722e423bb0338311a Mon Sep 17 00:00:00 2001
+From: John W. Linville <linville at tuxdriver.com>
+Date: Mon, 30 Jan 2012 10:53:55 -0500
+Subject: [PATCH] ath9k: use WARN_ON_ONCE in ath_rc_get_highest_rix
+
+The device seems to survive the issue, so no need to flood the logs
+about it...
+
+Signed-off-by: John W. Linville <linville at tuxdriver.com>
+---
+ drivers/net/wireless/ath/ath9k/rc.c |    2 +-
+ 1 files changed, 1 insertions(+), 1 deletions(-)
+
+diff --git a/drivers/net/wireless/ath/ath9k/rc.c b/drivers/net/wireless/ath/ath9k/rc.c
+index b3c3798..635b592 100644
+--- a/drivers/net/wireless/ath/ath9k/rc.c
++++ b/drivers/net/wireless/ath/ath9k/rc.c
+@@ -694,7 +694,7 @@ static u8 ath_rc_get_highest_rix(struct ath_softc *sc,
+ 		return rate;
+ 
+ 	/* This should not happen */
+-	WARN_ON(1);
++	WARN_ON_ONCE(1);
+ 
+ 	rate = ath_rc_priv->valid_rate_index[0];
+ 
+-- 
+1.7.4.4
+
diff --git a/kernel.spec b/kernel.spec
index 7572332..bf55811 100644
--- a/kernel.spec
+++ b/kernel.spec
@@ -749,6 +749,7 @@ Patch50003: compat-wireless-use-kconfig_h.patch
 Patch50004: compat-move-br_port_exists-to-compat-2_6_36_h.patch
 Patch50005: compat-wireless-fix-some-config-options.patch
 
+Patch50100: ath9k-use-WARN_ON_ONCE-in-ath_rc_get_highest_rix.patch
 
 %endif
 
@@ -1503,6 +1504,8 @@ ApplyPatch compat-wireless-use-kconfig_h.patch
 ApplyPatch compat-move-br_port_exists-to-compat-2_6_36_h.patch
 ApplyPatch compat-wireless-fix-some-config-options.patch
 
+ApplyPatch ath9k-use-WARN_ON_ONCE-in-ath_rc_get_highest_rix.patch
+
 cd ..
 
 %endif
@@ -2278,6 +2281,9 @@ fi
 #                 ||----w |
 #                 ||     ||
 %changelog
+* Mon Jan 30 2012 John W. Linville <linville at redhat.com>
+- ath9k: use WARN_ON_ONCE in ath_rc_get_highest_rix
+
 * Sun Jan 29 2012 Josh Boyer <jwboyer at redhat.com> - 3.3.0-0.rc1.git5.1
 - Linux 3.3-rc1-git5 (upstream 0a9626575400879d1d5e6bc8768188b938d7c501)