[PATCH] pl061: Trivial fix for offset value range checking

[Axel Lin]

The valid offset value is 0..PL061_GPIO_NR-1,
this patch corrects the offset value range checking.

Signed-off-by: Axel Lin <axel.lin@xxxxxxxxx>
---
 drivers/gpio/pl061.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/drivers/gpio/pl061.c b/drivers/gpio/pl061.c
index 5ad8f77..8e0906a 100644
--- a/drivers/gpio/pl061.c
+++ b/drivers/gpio/pl061.c
@@ -158,7 +158,7 @@ static int pl061_irq_type(unsigned irq, unsigned trigger)
 	unsigned long flags;
 	u8 gpiois, gpioibe, gpioiev;

-	if (offset < 0 || offset > PL061_GPIO_NR)
+	if (offset < 0 || offset >= PL061_GPIO_NR)
 		return -EINVAL;

 	spin_lock_irqsave(&chip->irq_lock, flags);
-- 
1.5.4.3
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