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authorMarkus Elfring <elfring@users.sourceforge.net>2019-09-22 11:18:27 +0200
committerVinod Koul <vkoul@kernel.org>2019-10-14 09:51:20 +0200
commit1148ac673f7463313e57ac7a407ddd89e798ea91 (patch)
treed8489d610415dc1839d0acb38dd823ce4b2068b0 /drivers/dma/dma-jz4780.c
parentdmaengine: at_xdmac: Use devm_platform_ioremap_resource() in at_xdmac_probe() (diff)
downloadlinux-1148ac673f7463313e57ac7a407ddd89e798ea91.tar.xz
linux-1148ac673f7463313e57ac7a407ddd89e798ea91.zip
dmaengine: jz4780: Use devm_platform_ioremap_resource() in jz4780_dma_probe()
Simplify this function implementation a bit 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/5dd19f28-349a-4957-ea3a-6aebbd7c97e2@web.de Signed-off-by: Vinod Koul <vkoul@kernel.org>
Diffstat (limited to 'drivers/dma/dma-jz4780.c')
-rw-r--r--drivers/dma/dma-jz4780.c8
1 files changed, 1 insertions, 7 deletions
diff --git a/drivers/dma/dma-jz4780.c b/drivers/dma/dma-jz4780.c
index cafb1cc065bb..f42b3ef8e036 100644
--- a/drivers/dma/dma-jz4780.c
+++ b/drivers/dma/dma-jz4780.c
@@ -858,13 +858,7 @@ static int jz4780_dma_probe(struct platform_device *pdev)
jzdma->soc_data = soc_data;
platform_set_drvdata(pdev, jzdma);
- res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
- if (!res) {
- dev_err(dev, "failed to get I/O memory\n");
- return -EINVAL;
- }
-
- jzdma->chn_base = devm_ioremap_resource(dev, res);
+ jzdma->chn_base = devm_platform_ioremap_resource(pdev, 0);
if (IS_ERR(jzdma->chn_base))
return PTR_ERR(jzdma->chn_base);