linux-kernel - [PATCH] mmc: core: remove unnecessary (void*) conversions

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Date:   Fri, 17 Mar 2023 14:47:29 +0800
From:   Yu Zhe <yuzhe@...china.com>
To:     ulf.hansson@...aro.org
Cc:     linux-mmc@...r.kernel.org, linux-kernel@...r.kernel.org,
        kernel-janitors@...r.kernel.org, liqiong@...china.com,
        Yu Zhe <yuzhe@...china.com>
Subject: [PATCH] mmc: core: remove unnecessary (void*) conversions

Pointer variables of void * type do not require type cast.

Signed-off-by: Yu Zhe <yuzhe@...china.com>
---
 drivers/mmc/core/debugfs.c  | 2 +-
 drivers/mmc/core/host.c     | 2 +-
 drivers/mmc/core/mmc_test.c | 6 +++---
 3 files changed, 5 insertions(+), 5 deletions(-)

diff --git a/drivers/mmc/core/debugfs.c b/drivers/mmc/core/debugfs.c
index fe6808771bc7..2c97b94aab23 100644
--- a/drivers/mmc/core/debugfs.c
+++ b/drivers/mmc/core/debugfs.c
@@ -246,7 +246,7 @@ DEFINE_DEBUGFS_ATTRIBUTE(mmc_err_state, mmc_err_state_get, NULL, "%llu\n");
 
 static int mmc_err_stats_show(struct seq_file *file, void *data)
 {
-	struct mmc_host *host = (struct mmc_host *)file->private;
+	struct mmc_host *host = file->private;
 	const char *desc[MMC_ERR_MAX] = {
 		[MMC_ERR_CMD_TIMEOUT] = "Command Timeout Occurred",
 		[MMC_ERR_CMD_CRC] = "Command CRC Errors Occurred",
diff --git a/drivers/mmc/core/host.c b/drivers/mmc/core/host.c
index 096093f7be00..76900f67c782 100644
--- a/drivers/mmc/core/host.c
+++ b/drivers/mmc/core/host.c
@@ -590,7 +590,7 @@ EXPORT_SYMBOL(mmc_alloc_host);
 
 static void devm_mmc_host_release(struct device *dev, void *res)
 {
-	mmc_free_host(*(struct mmc_host **)res);
+	mmc_free_host(res);
 }
 
 struct mmc_host *devm_mmc_alloc_host(struct device *dev, int extra)
diff --git a/drivers/mmc/core/mmc_test.c b/drivers/mmc/core/mmc_test.c
index 156d34b2ed4d..0f6a563103fd 100644
--- a/drivers/mmc/core/mmc_test.c
+++ b/drivers/mmc/core/mmc_test.c
@@ -3045,7 +3045,7 @@ static LIST_HEAD(mmc_test_file_test);
 
 static int mtf_test_show(struct seq_file *sf, void *data)
 {
-	struct mmc_card *card = (struct mmc_card *)sf->private;
+	struct mmc_card *card = sf->private;
 	struct mmc_test_general_result *gr;
 
 	mutex_lock(&mmc_test_lock);
@@ -3079,8 +3079,8 @@ static int mtf_test_open(struct inode *inode, struct file *file)
 static ssize_t mtf_test_write(struct file *file, const char __user *buf,
 	size_t count, loff_t *pos)
 {
-	struct seq_file *sf = (struct seq_file *)file->private_data;
-	struct mmc_card *card = (struct mmc_card *)sf->private;
+	struct seq_file *sf = file->private_data;
+	struct mmc_card *card = sf->private;
 	struct mmc_test_card *test;
 	long testcase;
 	int ret;
-- 
2.11.0