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dmaengine :ipu: change ipu_irq_handler() to remove compile warning

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Change ipu_irq_handler() to avoid gcc warning:

drivers/dma/ipu/ipu_irq.c:305:4: warning: 'irq' may be used
uninitialized in this function [-Wmaybe-uninitialized]
    generic_handle_irq(irq);

Signed-off-by: yalin wang <yalin.wang2010@gmail.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
This commit is contained in:
yalin wang 2015-08-25 16:15:13 +08:00 committed by Vinod Koul
parent 7b7d0ca777
commit 6ef41cf6f7
1 changed files with 1 additions and 1 deletions
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2
drivers/dma/ipu/ipu_irq.c
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@ -286,7 +286,7 @@ static void ipu_irq_handler(unsigned int __irq, struct irq_desc *desc)
raw_spin_unlock(&bank_lock);
while ((line = ffs(status))) {
struct ipu_irq_map *map;
unsigned int irq;
unsigned int irq = NO_IRQ;
line--;
status &= ~(1UL << line);