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| author |   Chris Wilson <chris@chris-wilson.co.uk> | 2010-11-15 06:33:11 +0000 |
|---|---|---|
| committer | Chris Wilson <chris@chris-wilson.co.uk> | 2010-11-15 06:33:11 +0000 |
| commit | 1bb95834bbcdc969e477a9284cf96c17a4c2616f (patch) | |
| tree | 9cf66b22a611bb6bc78778c05dac72263bb45a23 /kernel/irq/manage.c | |
| parent | drm/i915: Retire any pending operations on the old scanout when switching (diff) | |
| parent | drm: radeon: fix error value sign (diff) | |
| download | wireguard-linux-1bb95834bbcdc969e477a9284cf96c17a4c2616f.tar.xz wireguard-linux-1bb95834bbcdc969e477a9284cf96c17a4c2616f.zip | |
Merge remote branch 'airlied/drm-fixes' into drm-intel-fixes
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 644e8d5fa367..5f92acc5f952 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); |