From: Arvind Yadav <arvind.yadav.cs@gmail.com>
Date: Thu, 23 Nov 2017 15:55:29 +0000 (+0530)
Subject: extcon: adc-jack: Fix platform_get_irq's error checking
X-Git-Tag: v4.16-rc1~110^2~47^2~3
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=447641eb88287fa29971b076166397e3f4cce3dd;p=thirdparty%2Fkernel%2Flinux.git

extcon: adc-jack: Fix platform_get_irq's error checking

The platform_get_irq() function returns negative if an error occurs.
zero or positive number on success. platform_get_irq() error checking
for zero is not correct.

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

diff --git a/drivers/extcon/extcon-adc-jack.c b/drivers/extcon/extcon-adc-jack.c
index 3877d86c746a8..18026354c332c 100644
--- a/drivers/extcon/extcon-adc-jack.c
+++ b/drivers/extcon/extcon-adc-jack.c
@@ -144,7 +144,7 @@ static int adc_jack_probe(struct platform_device *pdev)
 		return err;
 
 	data->irq = platform_get_irq(pdev, 0);
-	if (!data->irq) {
+	if (data->irq < 0) {
 		dev_err(&pdev->dev, "platform_get_irq failed\n");
 		return -ENODEV;
 	}