linux-kernel - [PATCH 2/2] extcon: axp288:: Handle return value of platform_get

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Message-Id: <1511452530-16858-3-git-send-email-arvind.yadav.cs@gmail.com>
Date:   Thu, 23 Nov 2017 21:25:30 +0530
From:   Arvind Yadav <arvind.yadav.cs@...il.com>
To:     myungjoo.ham@...sung.com, cw00.choi@...sung.com, wens@...e.org
Cc:     linux-kernel@...r.kernel.org
Subject: [PATCH 2/2] extcon: axp288:: Handle return value of platform_get_irq

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

Signed-off-by: Arvind Yadav <arvind.yadav.cs@...il.com>
---
 drivers/extcon/extcon-axp288.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/drivers/extcon/extcon-axp288.c b/drivers/extcon/extcon-axp288.c
index 981fba5..e16a783 100644
--- a/drivers/extcon/extcon-axp288.c
+++ b/drivers/extcon/extcon-axp288.c
@@ -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,
-- 
2.7.4