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dmaengine: mediatek: Use devm_platform_ioremap_resource() in mtk_uart_apdma_probe()

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Simplify this function implementation by using a known wrapper function.

This issue was detected by using the Coccinelle software.

Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
Link: https://lore.kernel.org/r/366e776c-8760-eeb7-c248-7380c9f4fd34@web.de
Signed-off-by: Vinod Koul <vkoul@kernel.org>
This commit is contained in:
Markus Elfring 2019-09-22 13:07:41 +02:00 committed by Vinod Koul
parent 9d68427d0f
commit a7dc0e6c1e
1 changed files with 1 additions and 8 deletions
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9
drivers/dma/mediatek/mtk-uart-apdma.c
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@ -475,7 +475,6 @@ static int mtk_uart_apdma_probe(struct platform_device *pdev)
struct device_node *np = pdev->dev.of_node; struct device_node *np = pdev->dev.of_node;
struct mtk_uart_apdmadev *mtkd; struct mtk_uart_apdmadev *mtkd;
int bit_mask = 32, rc; int bit_mask = 32, rc;
struct resource *res;
struct mtk_chan *c; struct mtk_chan *c;
unsigned int i; unsigned int i;
@ -532,13 +531,7 @@ static int mtk_uart_apdma_probe(struct platform_device *pdev)
goto err_no_dma; goto err_no_dma;
} }
res = platform_get_resource(pdev, IORESOURCE_MEM, i); c->base = devm_platform_ioremap_resource(pdev, i);
if (!res) {
rc = -ENODEV;
goto err_no_dma;
}
c->base = devm_ioremap_resource(&pdev->dev, res);
if (IS_ERR(c->base)) { if (IS_ERR(c->base)) {
rc = PTR_ERR(c->base); rc = PTR_ERR(c->base);
goto err_no_dma; goto err_no_dma;