genirq: use kzalloc instead of explicit zero initialization

Impact: simplification

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Peter Zijlstra <peterz@infradead.org>

1 files changed, 1 insertions, 3 deletions

diff --git a/kernel/irq/manage.c b/kernel/irq/manage.c
index 4600f877c29..8a22039a90b 100644
--- a/kernel/irq/manage.c
+++ b/kernel/irq/manage.c
@@ -737,15 +737,13 @@ int request_irq(unsigned int irq, irq_handler_t handler,
         if (!handler)
                 return -EINVAL;
 
-        action = kmalloc(sizeof(struct irqaction), GFP_KERNEL);
+        action = kzalloc(sizeof(struct irqaction), GFP_KERNEL);
         if (!action)
                 return -ENOMEM;
 
         action->handler = handler;
         action->flags = irqflags;
-        cpus_clear(action->mask);
         action->name = devname;
-        action->next = NULL;
         action->dev_id = dev_id;
 
         retval = __setup_irq(irq, desc, action);