* [PATCH V2] dma/ipu: change ipu_irq_handler() to remove compile warning
@ 2015-08-25 8:15 yalin wang
0 siblings, 0 replies; only message in thread
From: yalin wang @ 2015-08-25 8:15 UTC (permalink / raw)
To: vinod.koul, dan.j.williams, tglx, robh, yalin.wang2010,
jiang.liu, dmaengine, linux-kernel
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>
---
drivers/dma/ipu/ipu_irq.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/dma/ipu/ipu_irq.c b/drivers/dma/ipu/ipu_irq.c
index 7489d2a..4768a82 100644
--- a/drivers/dma/ipu/ipu_irq.c
+++ b/drivers/dma/ipu/ipu_irq.c
@@ -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);
--
1.9.1
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