Messages in this thread Patch in this message | | | From | Arvind Yadav <> | Subject | [PATCH 5/10 v2] Input: cpcap-pwrbutton: Handle return value of platform_get_irq | Date | Sat, 18 Nov 2017 02:36:53 +0530 |
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platform_get_irq() can fail here and we must check its return value.
Signed-off-by: Arvind Yadav <arvind.yadav.cs@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
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