mmc: tifm_sd: Use devm_mmc_alloc_host() helper

Use new function devm_mmc_alloc_host() to simplify the code.

Cc: Alex Dubov <oakad@yahoo.com>
Reviewed-by: Huacai Chen <chenhuacai@loongson.cn>
Signed-off-by: Binbin Zhou <zhoubinbin@loongson.cn>
Link: https://lore.kernel.org/r/84a31172bb4c26e3ef41f99ebb4c37fa101bfaac.1748933789.git.zhoubinbin@loongson.cn
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>

diff --git a/drivers/mmc/host/tifm_sd.c b/drivers/mmc/host/tifm_sd.c
index 5e5ec92..ac636ef 100644 (file)
--- a/drivers/mmc/host/tifm_sd.c
+++ b/drivers/mmc/host/tifm_sd.c
@@ -947,7 +947,7 @@ static int tifm_sd_probe(struct tifm_dev *sock)
                return rc;
        }
 
-       mmc = mmc_alloc_host(sizeof(struct tifm_sd), &sock->dev);
+       mmc = devm_mmc_alloc_host(&sock->dev, sizeof(*host));
        if (!mmc)
                return -ENOMEM;
 
@@ -982,10 +982,7 @@ static int tifm_sd_probe(struct tifm_dev *sock)
 
        if (!rc)
                rc = mmc_add_host(mmc);
-       if (!rc)
-               return 0;
 
-       mmc_free_host(mmc);
        return rc;
 }
 
@@ -1015,8 +1012,6 @@ static void tifm_sd_remove(struct tifm_dev *sock)
        spin_unlock_irqrestore(&sock->lock, flags);
        mmc_remove_host(mmc);
        dev_dbg(&sock->dev, "after remove\n");
-
-       mmc_free_host(mmc);
 }
 
 #ifdef CONFIG_PM