diff options
Diffstat (limited to 'arch/arm/mach-davinci/dma.c')
| -rw-r--r-- | arch/arm/mach-davinci/dma.c | 8 |
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"); |