irq: simplify for_each_irq_desc() usage

Impact: cleanup

all for_each_irq_desc() usage point have !desc check.
then its check can move into for_each_irq_desc() macro.

Signed-off-by: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>
Acked-by: Yinghai Lu <yinghai@kernel.org>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

1 files changed, 0 insertions, 3 deletions

diff --git a/kernel/irq/handle.c b/kernel/irq/handle.c
index 03479dfdebb8..7dbdfe524693 100644
--- a/kernel/irq/handle.c
+++ b/kernel/irq/handle.c
@@ -437,9 +437,6 @@ void early_init_irq_lock_class(void)
         int i;
 
         for_each_irq_desc(i, desc) {
-                if (!desc)
-                        continue;
-
                 lockdep_set_class(&desc->lock, &irq_desc_lock_class);
         }
 }