Add NULL check after kzalloc operation. Fix below issue reported by coccicheck ./drivers/irqchip/irq-tango.c:189:1-5: alloc with no test, possible model on line 193
Signed-off-by: Hariprasad Kelam <hariprasad.ke...@gmail.com> --- drivers/irqchip/irq-tango.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/irqchip/irq-tango.c b/drivers/irqchip/irq-tango.c index 34290f0..761b9fa 100644 --- a/drivers/irqchip/irq-tango.c +++ b/drivers/irqchip/irq-tango.c @@ -187,6 +187,8 @@ static int __init tangox_irq_init(void __iomem *base, struct resource *baseres, panic("%pOFn: failed to get address", node); chip = kzalloc(sizeof(*chip), GFP_KERNEL); + if (!chip) + return -ENOMEM; chip->ctl = res.start - baseres->start; chip->base = base; -- 2.7.4