From b6ab1a138b758c4bdf30d5517e546e1c8aff9e3b Mon Sep 17 00:00:00 2001 From: Arvind Yadav Date: Fri, 24 Nov 2017 07:38:20 +0530 Subject: MIPS: ralink: 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 Cc: john@phrozen.org Cc: linux-kernel@vger.kernel.org Cc: linux-mips@linux-mips.org Patchwork: https://patchwork.linux-mips.org/patch/17783/ Signed-off-by: Ralf Baechle --- arch/mips/ralink/timer.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'arch/mips/ralink') diff --git a/arch/mips/ralink/timer.c b/arch/mips/ralink/timer.c index d4469b20d176..4f46a4509f79 100644 --- a/arch/mips/ralink/timer.c +++ b/arch/mips/ralink/timer.c @@ -109,9 +109,9 @@ static int rt_timer_probe(struct platform_device *pdev) } rt->irq = platform_get_irq(pdev, 0); - if (!rt->irq) { + if (rt->irq < 0) { dev_err(&pdev->dev, "failed to load irq\n"); - return -ENOENT; + return rt->irq; } rt->membase = devm_ioremap_resource(&pdev->dev, res); -- cgit v1.2.3