[PATCH v3 5/5] driver core: platform: Reimplement devm_platform_ioremap_resource

From: Dejin Zheng
Date: Sun Mar 15 2020 - 10:06:07 EST


Reimplement devm_platform_ioremap_resource() by calling
devm_platform_ioremap_and_get_resource() with res = NULL for
simplify the code.

Suggested-by: Geert Uytterhoeven <geert@xxxxxxxxxxxxxx>
Signed-off-by: Dejin Zheng <zhengdejin5@xxxxxxxxx>
---
v2 -> v3:
- add this patch to simplify the code by Geert's suggestion.

drivers/base/platform.c | 5 +----
1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/drivers/base/platform.c b/drivers/base/platform.c
index 9f6a78f79235..b83b789c8e34 100644
--- a/drivers/base/platform.c
+++ b/drivers/base/platform.c
@@ -95,10 +95,7 @@ EXPORT_SYMBOL_GPL(devm_platform_get_and_ioremap_resource);
void __iomem *devm_platform_ioremap_resource(struct platform_device *pdev,
unsigned int index)
{
- struct resource *res;
-
- res = platform_get_resource(pdev, IORESOURCE_MEM, index);
- return devm_ioremap_resource(&pdev->dev, res);
+ return devm_platform_get_and_ioremap_resource(pdev, index, NULL);
}
EXPORT_SYMBOL_GPL(devm_platform_ioremap_resource);

--
2.25.0