diff options
| author | Christoph Hellwig <hch@lst.de> | 2023-08-02 17:41:24 +0200 |
|---|---|---|
| committer | Christian Brauner <brauner@kernel.org> | 2023-08-10 10:34:57 +0200 |
| commit | 4b41828be268544286794c18200e83861de3554e (patch) | |
| tree | 24a24cf32c1fb160643ca41058762d1a9798646f /fs | |
| parent | c1e012ea9e835f81ac6062e8aa9e72940a671b95 (diff) | |
ext4: make the IS_EXT2_SB/IS_EXT3_SB checks more robust
Check for sb->s_type which is the right place to look at the file system
type, not the holder, which is just an implementation detail in the VFS
helpers.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Acked-by: Theodore Ts'o <tytso@mit.edu>
Reviewed-by: Jan Kara <jack@suse.cz>
Reviewed-by: Christian Brauner <brauner@kernel.org>
Message-Id: <20230802154131.2221419-6-hch@lst.de>
Signed-off-by: Christian Brauner <brauner@kernel.org>
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/ext4/super.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/fs/ext4/super.c b/fs/ext4/super.c index 17c3e792d07e..fa8888f0fed9 100644 --- a/fs/ext4/super.c +++ b/fs/ext4/super.c @@ -141,7 +141,7 @@ static struct file_system_type ext2_fs_type = { }; MODULE_ALIAS_FS("ext2"); MODULE_ALIAS("ext2"); -#define IS_EXT2_SB(sb) ((sb)->s_bdev->bd_holder == &ext2_fs_type) +#define IS_EXT2_SB(sb) ((sb)->s_type == &ext2_fs_type) #else #define IS_EXT2_SB(sb) (0) #endif @@ -157,7 +157,7 @@ static struct file_system_type ext3_fs_type = { }; MODULE_ALIAS_FS("ext3"); MODULE_ALIAS("ext3"); -#define IS_EXT3_SB(sb) ((sb)->s_bdev->bd_holder == &ext3_fs_type) +#define IS_EXT3_SB(sb) ((sb)->s_type == &ext3_fs_type) static inline void __ext4_read_bh(struct buffer_head *bh, blk_opf_t op_flags, |