From 1d5f6b36c4736af1dac396d6267eb53dcc8c0021 Mon Sep 17 00:00:00 2001 From: Yinghai Lu Date: Tue, 19 Aug 2008 20:50:16 -0700 Subject: [PATCH] x86: check with without_new in show_interrupts so we don't get new one that we don't need it. Signed-off-by: Yinghai Lu Signed-off-by: Ingo Molnar --- arch/x86/kernel/irq_64.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/arch/x86/kernel/irq_64.c b/arch/x86/kernel/irq_64.c index f58b995b30ee..f337f87c1e16 100644 --- a/arch/x86/kernel/irq_64.c +++ b/arch/x86/kernel/irq_64.c @@ -83,7 +83,10 @@ int show_interrupts(struct seq_file *p, void *v) if (i < nr_irqs) { unsigned any_count = 0; - struct irq_desc *desc = irq_to_desc(i); + struct irq_desc *desc = __irq_to_desc(i); + + if (!desc) + return 0; spin_lock_irqsave(&desc->lock, flags); #ifndef CONFIG_SMP -- 2.20.1