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| author |   Ingo Molnar <mingo@elte.hu> | 2008-12-31 08:14:29 +0100 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-12-31 08:14:29 +0100 |
| commit | 5fdf7e5975a0b0f6a0370655612c5dca3fd6311b (patch) | |
| tree | 639c536e818c6ace974aa285ba94576df0353b01 /arch/x86/kernel/irq.c | |
| parent | relayfs: replace BUG() with WARN_ON() in relay_late_setup_files() (diff) | |
| parent | Merge branch 'for-linus' of git://oss.sgi.com/xfs/xfs (diff) | |
| download | linux-dev-5fdf7e5975a0b0f6a0370655612c5dca3fd6311b.tar.xz linux-dev-5fdf7e5975a0b0f6a0370655612c5dca3fd6311b.zip | |
Merge branch 'linus' into tracing/kmemtrace
Conflicts:
mm/slub.c
Diffstat (limited to 'arch/x86/kernel/irq.c')
| -rw-r--r-- | arch/x86/kernel/irq.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/x86/kernel/irq.c b/arch/x86/kernel/irq.c index d1d4dc52f649..3f1d9d18df67 100644 --- a/arch/x86/kernel/irq.c +++ b/arch/x86/kernel/irq.c @@ -118,6 +118,9 @@ int show_interrupts(struct seq_file *p, void *v) } desc = irq_to_desc(i); + if (!desc) + return 0; + spin_lock_irqsave(&desc->lock, flags); #ifndef CONFIG_SMP any_count = kstat_irqs(i); |