Use the managed variant of request_mem_region().
Signed-off-by: Masahiro Yamada <yamada.masahiro@xxxxxxxxxxxxx>
---
drivers/mmc/host/sdhci-pltfm.c | 11 ++++-------
1 file changed, 4 insertions(+), 7 deletions(-)
diff --git a/drivers/mmc/host/sdhci-pltfm.c b/drivers/mmc/host/sdhci-pltfm.c
index 3354a53..e4da44a 100644
--- a/drivers/mmc/host/sdhci-pltfm.c
+++ b/drivers/mmc/host/sdhci-pltfm.c
@@ -158,8 +158,9 @@ struct sdhci_host *sdhci_pltfm_init(struct platform_device *pdev,
goto err_request;
}
- if (!request_mem_region(iomem->start, resource_size(iomem),
- mmc_hostname(host->mmc))) {
+ if (!devm_request_mem_region(&pdev->dev, iomem->start,
+ resource_size(iomem),
+ mmc_hostname(host->mmc))) {
dev_err(&pdev->dev, "cannot request region\n");
ret = -EBUSY;
goto err_request;
@@ -169,7 +170,7 @@ struct sdhci_host *sdhci_pltfm_init(struct platform_device *pdev,
if (!host->ioaddr) {
dev_err(&pdev->dev, "failed to remap registers\n");
ret = -ENOMEM;
- goto err_remap;
+ goto err_request;
}
/*
@@ -183,8 +184,6 @@ struct sdhci_host *sdhci_pltfm_init(struct platform_device *pdev,
return host;
-err_remap:
- release_mem_region(iomem->start, resource_size(iomem));
err_request:
sdhci_free_host(host);
err:
@@ -196,10 +195,8 @@ EXPORT_SYMBOL_GPL(sdhci_pltfm_init);
void sdhci_pltfm_free(struct platform_device *pdev)
{
struct sdhci_host *host = platform_get_drvdata(pdev);
- struct resource *iomem = platform_get_resource(pdev, IORESOURCE_MEM, 0);
iounmap(host->ioaddr);
- release_mem_region(iomem->start, resource_size(iomem));
sdhci_free_host(host);
}
EXPORT_SYMBOL_GPL(sdhci_pltfm_free);
--
1.9.1
--
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