From: Binbin Zhou <zhoubinbin@loongson.cn>
Date: Tue, 3 Jun 2025 12:27:53 +0000 (+0800)
Subject: mmc: via-sdmmc: Use devm_mmc_alloc_host() helper
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=93f0d3ecae691cd0af99f5bcb108bd682def09b1;p=thirdparty%2Fkernel%2Fstable.git

mmc: via-sdmmc: Use devm_mmc_alloc_host() helper

Use new function devm_mmc_alloc_host() to simplify the code.

Reviewed-by: Huacai Chen <chenhuacai@loongson.cn>
Signed-off-by: Binbin Zhou <zhoubinbin@loongson.cn>
Link: https://lore.kernel.org/r/32781a61d729cefcaf15e62df809ce924c504390.1748933789.git.zhoubinbin@loongson.cn
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
---

diff --git a/drivers/mmc/host/via-sdmmc.c b/drivers/mmc/host/via-sdmmc.c
index 9903966c2f54..3bd49f64899d 100644
--- a/drivers/mmc/host/via-sdmmc.c
+++ b/drivers/mmc/host/via-sdmmc.c
@@ -1100,7 +1100,7 @@ static int via_sd_probe(struct pci_dev *pcidev,
 	pci_write_config_byte(pcidev, VIA_CRDR_PCI_WORK_MODE, 0);
 	pci_write_config_byte(pcidev, VIA_CRDR_PCI_DBG_MODE, 0);
 
-	mmc = mmc_alloc_host(sizeof(struct via_crdr_mmc_host), &pcidev->dev);
+	mmc = devm_mmc_alloc_host(&pcidev->dev, sizeof(*sdhost));
 	if (!mmc) {
 		ret = -ENOMEM;
 		goto release;
@@ -1115,7 +1115,7 @@ static int via_sd_probe(struct pci_dev *pcidev,
 	sdhost->mmiobase = ioremap(base, len);
 	if (!sdhost->mmiobase) {
 		ret = -ENOMEM;
-		goto free_mmc_host;
+		goto release;
 	}
 
 	sdhost->sdhc_mmiobase =
@@ -1160,8 +1160,6 @@ static int via_sd_probe(struct pci_dev *pcidev,
 
 unmap:
 	iounmap(sdhost->mmiobase);
-free_mmc_host:
-	mmc_free_host(mmc);
 release:
 	pci_release_regions(pcidev);
 disable:
@@ -1212,7 +1210,6 @@ static void via_sd_remove(struct pci_dev *pcidev)
 	writeb(gatt, sdhost->pcictrl_mmiobase + VIA_CRDR_PCICLKGATT);
 
 	iounmap(sdhost->mmiobase);
-	mmc_free_host(sdhost->mmc);
 	pci_release_regions(pcidev);
 	pci_disable_device(pcidev);