From: Binbin Zhou <zhoubinbin@loongson.cn>
Date: Tue, 3 Jun 2025 12:28:04 +0000 (+0800)
Subject: mmc: wmt-sdmmc: Use devm_mmc_alloc_host() helper
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=99e85793aa6aca758233298307cfaff84bbe357b;p=thirdparty%2Fkernel%2Fstable.git

mmc: wmt-sdmmc: Use devm_mmc_alloc_host() helper

Use new function devm_mmc_alloc_host() to simplify the code.

Cc: Alexey Charkov <alchark@gmail.com>
Acked-by: Alexey Charkov <alchark@gmail.com>
Reviewed-by: Huacai Chen <chenhuacai@loongson.cn>
Signed-off-by: Binbin Zhou <zhoubinbin@loongson.cn>
Link: https://lore.kernel.org/r/81a288603ffc77b39678ef9f5bea7284670e6b60.1748933789.git.zhoubinbin@loongson.cn
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
---

diff --git a/drivers/mmc/host/wmt-sdmmc.c b/drivers/mmc/host/wmt-sdmmc.c
index cdb36a9f9e38..0d2929cfe397 100644
--- a/drivers/mmc/host/wmt-sdmmc.c
+++ b/drivers/mmc/host/wmt-sdmmc.c
@@ -774,7 +774,7 @@ static int wmt_mci_probe(struct platform_device *pdev)
 		goto fail1;
 	}
 
-	mmc = mmc_alloc_host(sizeof(struct wmt_mci_priv), &pdev->dev);
+	mmc = devm_mmc_alloc_host(&pdev->dev, sizeof(*priv));
 	if (!mmc) {
 		dev_err(&pdev->dev, "Failed to allocate mmc_host\n");
 		ret = -ENOMEM;
@@ -808,7 +808,7 @@ static int wmt_mci_probe(struct platform_device *pdev)
 	if (!priv->sdmmc_base) {
 		dev_err(&pdev->dev, "Failed to map IO space\n");
 		ret = -ENOMEM;
-		goto fail2;
+		goto fail1;
 	}
 
 	priv->irq_regular = regular_irq;
@@ -873,8 +873,6 @@ fail4:
 	free_irq(regular_irq, priv);
 fail3:
 	iounmap(priv->sdmmc_base);
-fail2:
-	mmc_free_host(mmc);
 fail1:
 	return ret;
 }
@@ -910,8 +908,6 @@ static void wmt_mci_remove(struct platform_device *pdev)
 	clk_disable_unprepare(priv->clk_sdmmc);
 	clk_put(priv->clk_sdmmc);
 
-	mmc_free_host(mmc);
-
 	dev_info(&pdev->dev, "WMT MCI device removed\n");
 }