clockevent: simplify list operations
list_for_each_safe() suffices here. Signed-off-by: Li Zefan <lizf@cn.fujitsu.com> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: Ingo Molnar <mingo@elte.hu> Cc: john stultz <johnstul@us.ibm.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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@ -218,6 +218,8 @@ void clockevents_exchange_device(struct clock_event_device *old,
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*/
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*/
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void clockevents_notify(unsigned long reason, void *arg)
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void clockevents_notify(unsigned long reason, void *arg)
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{
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{
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struct list_head *node, *tmp;
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spin_lock(&clockevents_lock);
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spin_lock(&clockevents_lock);
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clockevents_do_notify(reason, arg);
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clockevents_do_notify(reason, arg);
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@ -227,13 +229,8 @@ void clockevents_notify(unsigned long reason, void *arg)
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* Unregister the clock event devices which were
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* Unregister the clock event devices which were
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* released from the users in the notify chain.
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* released from the users in the notify chain.
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*/
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*/
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while (!list_empty(&clockevents_released)) {
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list_for_each_safe(node, tmp, &clockevents_released)
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struct clock_event_device *dev;
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list_del(node);
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dev = list_entry(clockevents_released.next,
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struct clock_event_device, list);
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list_del(&dev->list);
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}
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break;
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break;
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default:
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default:
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break;
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break;
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