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-rw-r--r--arch/sh/boards/mach-r2d/irq.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/sh/boards/mach-r2d/irq.c b/arch/sh/boards/mach-r2d/irq.c
index c70fece..78d7b27 100644
--- a/arch/sh/boards/mach-r2d/irq.c
+++ b/arch/sh/boards/mach-r2d/irq.c
@@ -116,7 +116,7 @@ static unsigned char irl2irq[R2D_NR_IRL];
int rts7751r2d_irq_demux(int irq)
{
- if (irq >= R2D_NR_IRL || !irl2irq[irq])
+ if (irq >= R2D_NR_IRL || irq < 0 || !irl2irq[irq])
return irq;
return irl2irq[irq];
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