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[2/4] Input: touchscreen - Check for negative return value

Message ID 1442249600-666-2-git-send-email-fabio.estevam@freescale.com (mailing list archive)
State Superseded
Headers show

Commit Message

Fabio Estevam Sept. 14, 2015, 4:53 p.m. UTC 
We should check for negative values returned by platform_get_irq().

Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
---
 drivers/input/touchscreen/imx6ul_tsc.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
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Patch

diff --git a/drivers/input/touchscreen/imx6ul_tsc.c b/drivers/input/touchscreen/imx6ul_tsc.c
index 0a96b76..4957d8b 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;
 	}