The platform_get_irq() function returns negative if an error occurs.
zero or positive number on success. platform_get_irq() error checking
for zero is not correct.
Signed-off-by: Arvind Yadav <arvind.yadav.cs@xxxxxxxxx>
---
changes in v2:
Return keypad->irq insted of -ENXIO.
changes in v3 :
Add failure case '<= 0' instead of '< 0'. IRQ0 is not valid.
drivers/input/keyboard/ep93xx_keypad.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/input/keyboard/ep93xx_keypad.c b/drivers/input/keyboard/ep93xx_keypad.c
index f77b295..01788a7 100644
--- a/drivers/input/keyboard/ep93xx_keypad.c
+++ b/drivers/input/keyboard/ep93xx_keypad.c
@@ -257,8 +257,8 @@ static int ep93xx_keypad_probe(struct platform_device *pdev)
}
keypad->irq = platform_get_irq(pdev, 0);
- if (!keypad->irq) {
- err = -ENXIO;
+ if (keypad->irq <= 0) {
+ err = keypad->irq;
goto failed_free;
}
--
2.7.4
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