[PATCH vfs.all 08/26] erofs: prevent direct access of bd_inode

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From: Yu Kuai <yukuai3@xxxxxxxxxx>

Now that all filesystems stash the bdev file, it's ok to get inode
for the file.

Signed-off-by: Yu Kuai <yukuai3@xxxxxxxxxx>
Reviewed-by: Christoph Hellwig <hch@xxxxxx>
Reviewed-by: Jan Kara <jack@xxxxxxx>
Reviewed-by: Gao Xiang <hsiangkao@xxxxxxxxxxxxxxxxx>
---
 fs/erofs/data.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/fs/erofs/data.c b/fs/erofs/data.c
index 52524bd9698b..b0a55b4d8c30 100644
--- a/fs/erofs/data.c
+++ b/fs/erofs/data.c
@@ -70,7 +70,7 @@ void erofs_init_metabuf(struct erofs_buf *buf, struct super_block *sb)
 	if (erofs_is_fscache_mode(sb))
 		buf->inode = EROFS_SB(sb)->s_fscache->inode;
 	else
-		buf->inode = sb->s_bdev->bd_inode;
+		buf->inode = file_inode(sb->s_bdev_file);
 }
 
 void *erofs_read_metabuf(struct erofs_buf *buf, struct super_block *sb,
-- 
2.39.2





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