diff options
| author | Thomas Gleixner <tglx@linutronix.de> | 2010-12-09 18:17:25 +0100 |
|---|---|---|
| committer | Thomas Gleixner <tglx@linutronix.de> | 2010-12-09 18:17:25 +0100 |
| commit | d834a9dcecae834cd6b2bc5e50e1907738d9cf6a (patch) | |
| tree | 0589d753465d3fe359ba451ba6cb7798df03aaa2 /kernel/irq/manage.c | |
| parent | a38c5380ef9f088be9f49b6e4c5d80af8b1b5cd4 (diff) | |
| parent | f658bcfb2607bf0808966a69cf74135ce98e5c2d (diff) | |
Merge branch 'x86/amd-nb' into x86/apic-cleanups
Reason: apic cleanup series depends on x86/apic, x86/amd-nb x86/platform
Conflicts:
arch/x86/include/asm/io_apic.h
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'kernel/irq/manage.c')
| -rw-r--r-- | kernel/irq/manage.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/kernel/irq/manage.c b/kernel/irq/manage.c index 644e8d5fa36..5f92acc5f95 100644 --- a/kernel/irq/manage.c +++ b/kernel/irq/manage.c @@ -324,6 +324,10 @@ void enable_irq(unsigned int irq) if (!desc) return; + if (WARN(!desc->irq_data.chip || !desc->irq_data.chip->irq_enable, + KERN_ERR "enable_irq before setup/request_irq: irq %u\n", irq)) + return; + chip_bus_lock(desc); raw_spin_lock_irqsave(&desc->lock, flags); __enable_irq(desc, irq, false); |