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authorArvind Yadav <arvind.yadav.cs@gmail.com>2017-11-24 07:38:20 +0530
committerRalf Baechle <ralf@linux-mips.org>2018-01-10 16:45:44 +0100
commitb6ab1a138b758c4bdf30d5517e546e1c8aff9e3b (patch)
tree645e2cb58eac99fbfcad90f9b93b740098895340 /arch/mips
parent7e5e371ee5390a8bb7e111c794a334d9bf25ca3d (diff)
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 <arvind.yadav.cs@gmail.com> 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 <ralf@linux-mips.org>
Diffstat (limited to 'arch/mips')
-rw-r--r--arch/mips/ralink/timer.c4
1 files changed, 2 insertions, 2 deletions
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);