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>

1 files changed, 0 insertions, 1 deletions

diff --git a/drivers/watchdog/ibmasr.c b/drivers/watchdog/ibmasr.c
index b82405cfb4c..89fcefcc851 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)