From: Fabio Estevam <fabio.estevam@freescale.com>
Date: Mon, 14 Sep 2015 17:37:08 +0000 (-0700)
Subject: Input: imx6ul_tsc - check for negative return value
X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=3905de62b2624a4574776b3b7ddfa97758b75edc;p=openwrt%2Fstaging%2Fblogic.git

Input: imx6ul_tsc - check for negative return value

We should check for negative values returned by platform_get_irq().

Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
---

diff --git a/drivers/input/touchscreen/imx6ul_tsc.c b/drivers/input/touchscreen/imx6ul_tsc.c
index 0a96b76f6021..4957d8b6ca59 100644
--- a/drivers/input/touchscreen/imx6ul_tsc.c
+++ b/drivers/input/touchscreen/imx6ul_tsc.c
@@ -416,7 +416,7 @@ static int imx6ul_tsc_probe(struct platform_device *pdev)
 	}
 
 	adc_irq = platform_get_irq(pdev, 1);
-	if (adc_irq <= 0) {
+	if (adc_irq < 0) {
 		dev_err(&pdev->dev, "no adc irq resource?\n");
 		return adc_irq;
 	}