From: Akinobu Mita <akinobu.mita@gmail.com>
Date: Mon, 22 Sep 2008 20:57:41 +0000 (-0700)
Subject: ibmasr: remove unnecessary spin_unlock()
X-Git-Tag: firefly_0821_release~17955
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=683f40d7e7eee06811db43cb4c45349eab0d539e;p=firefly-linux-kernel-4.4.55.git

ibmasr: remove unnecessary spin_unlock()

__asr_toggle() is always called with asr_lock held.
But there is unnecessary spin_unlock() call in __asr_toggle().

Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com>
Cc: Wim Van Sebroeck <wim@iguana.be>
Acked-by: Andrey Panin <pazke@donpac.ru>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---

diff --git a/drivers/watchdog/ibmasr.c b/drivers/watchdog/ibmasr.c
index b82405cfb4cd..89fcefcc8510 100644
--- a/drivers/watchdog/ibmasr.c
+++ b/drivers/watchdog/ibmasr.c
@@ -85,7 +85,6 @@ static void __asr_toggle(void)
 
 	outb(reg & ~asr_toggle_mask, asr_write_addr);
 	reg = inb(asr_read_addr);
-	spin_unlock(&asr_lock);
 }
 
 static void asr_toggle(void)