[PATCH 5/10 v2] Input: cpcap-pwrbutton: Handle return value of platform_get_irq

[Arvind Yadav]

platform_get_irq() can fail here and we must check its return value.

Signed-off-by: Arvind Yadav <arvind.yadav...@gmail.com>
---
changes in v2 :
              return irq instead of -ENODEV.

 drivers/input/misc/cpcap-pwrbutton.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/drivers/input/misc/cpcap-pwrbutton.c 
b/drivers/input/misc/cpcap-pwrbutton.c
index 0abef63..3a0626b 100644
--- a/drivers/input/misc/cpcap-pwrbutton.c
+++ b/drivers/input/misc/cpcap-pwrbutton.c
@@ -57,6 +57,9 @@ static int cpcap_power_button_probe(struct platform_device 
*pdev)
        int irq = platform_get_irq(pdev, 0);
        int err;
 
+       if (irq < 0)
+               return irq;
+
        button = devm_kmalloc(&pdev->dev, sizeof(*button), GFP_KERNEL);
        if (!button)
                return -ENOMEM;
-- 
2.7.4