From: Wei Yongjun <weiyongjun1@huawei.com>
Date: Wed, 17 Jan 2018 11:27:10 +0000 (+0000)
Subject: dmaengine: stm32-dmamux: Remove unnecessary platform_get_resource() error check
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=2cbe23f8fc88587cc4cc10c0d6d938ccb65ec033;p=linux.git

dmaengine: stm32-dmamux: Remove unnecessary platform_get_resource() error check

devm_ioremap_resource() already checks if the resource is NULL, so
remove the unnecessary platform_get_resource() error check.

Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com>
Acked-by: Pierre-Yves MORDRET <pierre-yves.mordret@st.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
---

diff --git a/drivers/dma/stm32-dmamux.c b/drivers/dma/stm32-dmamux.c
index d5db0f6e1ff88..4dbb30cf94acb 100644
--- a/drivers/dma/stm32-dmamux.c
+++ b/drivers/dma/stm32-dmamux.c
@@ -253,9 +253,6 @@ static int stm32_dmamux_probe(struct platform_device *pdev)
 	}
 
 	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-	if (!res)
-		return -ENODEV;
-
 	iomem = devm_ioremap_resource(&pdev->dev, res);
 	if (IS_ERR(iomem))
 		return PTR_ERR(iomem);