[WATCHDOG] 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> Signed-off-by: Wim Van Sebroeck <wim@iguana.be> Acked-by: Andrey Panin <pazke@donpac.ru> Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
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