From mboxrd@z Thu Jan 1 00:00:00 1970 From: arvind.yadav.cs@gmail.com (Arvind Yadav) Date: Sat, 18 Nov 2017 00:45:29 +0530 Subject: [PATCH 07/10] Input: sun4i-ts: Handle return value of platform_get_irq In-Reply-To: <1510946132-13554-1-git-send-email-arvind.yadav.cs@gmail.com> References: <1510946132-13554-1-git-send-email-arvind.yadav.cs@gmail.com> Message-ID: <1510946132-13554-8-git-send-email-arvind.yadav.cs@gmail.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org platform_get_irq() can fail here and we must check its return value. Signed-off-by: Arvind Yadav --- drivers/input/touchscreen/sun4i-ts.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/input/touchscreen/sun4i-ts.c b/drivers/input/touchscreen/sun4i-ts.c index d2e14d9..2753fd3 100644 --- a/drivers/input/touchscreen/sun4i-ts.c +++ b/drivers/input/touchscreen/sun4i-ts.c @@ -315,6 +315,9 @@ static int sun4i_ts_probe(struct platform_device *pdev) return PTR_ERR(ts->base); ts->irq = platform_get_irq(pdev, 0); + if (ts->irq < 0) + return ts->irq; + error = devm_request_irq(dev, ts->irq, sun4i_ts_irq, 0, "sun4i-ts", ts); if (error) return error; -- 2.7.4