lk/linux-kernel-test
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

proc: remove ifdef CONFIG_SPARSE_IRQ from stat.c

Browse Source 
Impact: cleanup

irq_desc can be NULL when CONFIG_SPARSE_IRQ=y only.
therefore, NULL checking can move into kstat_irqs_cpu() of SPARSE_IRQ version.

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>
This commit is contained in:
KOSAKI Motohiro
2008-12-26 14:24:10 +09:00
committed by Ingo Molnar
parent f9af0e7091
commit 26ddd8d5ca
2 changed files with 2 additions and 11 deletions
Download Patch File Download Diff File Expand all files Collapse all files

2
kernel/irq/handle.c
View File

@ -448,7 +448,7 @@ void early_init_irq_lock_class(void)
unsigned int kstat_irqs_cpu(unsigned int irq, int cpu)
{
struct irq_desc *desc = irq_to_desc(irq);
return desc->kstat_irqs[cpu];
return desc ? desc->kstat_irqs[cpu] : 0;
}
#endif
EXPORT_SYMBOL(kstat_irqs_cpu);