diff mbox

[09/10,v2] Input: sirfsoc-onkey: Handle return value of platform_get_irq

Message ID fe9a26770ba88ab9efee23dc28782dc0891b1d1a.1510999334.git.arvind.yadav.cs@gmail.com (mailing list archive)
State New, archived
Headers show

Commit Message

Arvind Yadav Nov. 18, 2017, 10:55 a.m. UTC 
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 :
              Add failure case '<= 0' instead of '< 0'. IRQ0 is not valid.

 drivers/input/misc/sirfsoc-onkey.c | 3 +++
 1 file changed, 3 insertions(+)
diff mbox

Patch

diff --git a/drivers/input/misc/sirfsoc-onkey.c b/drivers/input/misc/sirfsoc-onkey.c
index 4fd038d..de04b48 100644
--- a/drivers/input/misc/sirfsoc-onkey.c
+++ b/drivers/input/misc/sirfsoc-onkey.c
@@ -149,6 +149,9 @@  static int sirfsoc_pwrc_probe(struct platform_device *pdev)
 	sirfsoc_pwrc_toggle_interrupts(pwrcdrv, false);
 
 	irq = platform_get_irq(pdev, 0);
+	if (irq <= 0)
+		return irq;
+
 	error = devm_request_irq(&pdev->dev, irq,
 				 sirfsoc_pwrc_isr, 0,
 				 "sirfsoc_pwrc_int", pwrcdrv);