dmaengine: mediatek: Use devm_platform_ioremap_resource() in mtk_uart…

…_apdma_probe() Simplify this function implementation by using a known wrapper function. This issue was detected by using the Coccinelle software. Signed-off-by: Markus Elfring <[email protected]> Link: https://lore.kernel.org/r/[email protected] Signed-off-by: Vinod Koul <[email protected]>
kawasaki · Oct 14, 2019 · a7dc0e6 · a7dc0e6
1 parent 9d68427
commit a7dc0e6
Showing 1 changed file with 1 addition and 8 deletions.
diff --git a/drivers/dma/mediatek/mtk-uart-apdma.c b/drivers/dma/mediatek/mtk-uart-apdma.c
@@ -475,7 +475,6 @@ static int mtk_uart_apdma_probe(struct platform_device *pdev)
 	struct device_node *np = pdev->dev.of_node;
 	struct mtk_uart_apdmadev *mtkd;
 	int bit_mask = 32, rc;
-	struct resource *res;
 	struct mtk_chan *c;
 	unsigned int i;
 
@@ -532,13 +531,7 @@ static int mtk_uart_apdma_probe(struct platform_device *pdev)
 			goto err_no_dma;
 		}
 
-		res = platform_get_resource(pdev, IORESOURCE_MEM, i);
-		if (!res) {
-			rc = -ENODEV;
-			goto err_no_dma;
-		}
-
-		c->base = devm_ioremap_resource(&pdev->dev, res);
+		c->base = devm_platform_ioremap_resource(pdev, i);
 		if (IS_ERR(c->base)) {
 			rc = PTR_ERR(c->base);
 			goto err_no_dma;