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[v2,6/7] mmc: sdhci-pltfm: move devm_ioremap_resource() up

Message ID 1461118591-21595-7-git-send-email-yamada.masahiro@socionext.com (mailing list archive)
State New, archived
Headers show

Commit Message

Masahiro Yamada April 20, 2016, 2:16 a.m. UTC 
Call devm_ioremap_resource() right after platform_get_resource().
This saves the error check of platform_get_resource() because
devm_ioremap_resource() checks if the given resource is NULL.

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
---

Changes in v2: None

 drivers/mmc/host/sdhci-pltfm.c | 13 +++++--------
 1 file changed, 5 insertions(+), 8 deletions(-)
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Patch

diff --git a/drivers/mmc/host/sdhci-pltfm.c b/drivers/mmc/host/sdhci-pltfm.c
index caa05d7..1d74db8 100644
--- a/drivers/mmc/host/sdhci-pltfm.c
+++ b/drivers/mmc/host/sdhci-pltfm.c
@@ -119,11 +119,13 @@  struct sdhci_host *sdhci_pltfm_init(struct platform_device *pdev,
 {
 	struct sdhci_host *host;
 	struct resource *iomem;
+	void __iomem *ioaddr;
 	int ret;
 
 	iomem = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-	if (!iomem) {
-		ret = -ENOMEM;
+	ioaddr = devm_ioremap_resource(&pdev->dev, iomem);
+	if (IS_ERR(ioaddr)) {
+		ret = PTR_ERR(ioaddr);
 		goto err;
 	}
 
@@ -135,6 +137,7 @@  struct sdhci_host *sdhci_pltfm_init(struct platform_device *pdev,
 		goto err;
 	}
 
+	host->ioaddr = ioaddr;
 	host->hw_name = dev_name(&pdev->dev);
 	if (pdata && pdata->ops)
 		host->ops = pdata->ops;
@@ -152,12 +155,6 @@  struct sdhci_host *sdhci_pltfm_init(struct platform_device *pdev,
 		goto err_request;
 	}
 
-	host->ioaddr = devm_ioremap_resource(&pdev->dev, iomem);
-	if (IS_ERR(host->ioaddr)) {
-		ret = PTR_ERR(host->ioaddr);
-		goto err_request;
-	}
-
 	/*
 	 * Some platforms need to probe the controller to be able to
 	 * determine which caps should be used.