extcon: axp288:: Handle return value of platform_get_irq
authorArvind Yadav <arvind.yadav.cs@gmail.com>
Thu, 23 Nov 2017 15:55:30 +0000 (21:25 +0530)
committerChanwoo Choi <cw00.choi@samsung.com>
Wed, 3 Jan 2018 01:10:51 +0000 (10:10 +0900)
platform_get_irq() can fail here and we must check its return value.

Signed-off-by: Arvind Yadav <arvind.yadav.cs@gmail.com>
Signed-off-by: Chanwoo Choi <cw00.choi@samsung.com>
drivers/extcon/extcon-axp288.c

index 981fba56bc1872190d4464148d4c21703842e7a0..e16a7838cac3750b6eaa42b903ceca3ff12ecea1 100644 (file)
@@ -301,6 +301,9 @@ static int axp288_extcon_probe(struct platform_device *pdev)
 
        for (i = 0; i < EXTCON_IRQ_END; i++) {
                pirq = platform_get_irq(pdev, i);
+               if (pirq < 0)
+                       return pirq;
+
                info->irq[i] = regmap_irq_get_virq(info->regmap_irqc, pirq);
                if (info->irq[i] < 0) {
                        dev_err(&pdev->dev,