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Diffstat (limited to 'arch/arm/mach-davinci/dma.c')
-rw-r--r--arch/arm/mach-davinci/dma.c8
1 files changed, 6 insertions, 2 deletions
diff --git a/arch/arm/mach-davinci/dma.c b/arch/arm/mach-davinci/dma.c
index 2ede598b77dd..6b9669869c46 100644
--- a/arch/arm/mach-davinci/dma.c
+++ b/arch/arm/mach-davinci/dma.c
@@ -354,10 +354,12 @@ static int irq2ctlr(int irq)
static irqreturn_t dma_irq_handler(int irq, void *data)
{
int i;
- unsigned ctlr;
+ int ctlr;
unsigned int cnt = 0;
ctlr = irq2ctlr(irq);
+ if (ctlr < 0)
+ return IRQ_NONE;
dev_dbg(data, "dma_irq_handler\n");
@@ -408,10 +410,12 @@ static irqreturn_t dma_irq_handler(int irq, void *data)
static irqreturn_t dma_ccerr_handler(int irq, void *data)
{
int i;
- unsigned ctlr;
+ int ctlr;
unsigned int cnt = 0;
ctlr = irq2ctlr(irq);
+ if (ctlr < 0)
+ return IRQ_NONE;
dev_dbg(data, "dma_ccerr_handler\n");