[PATCH 26/30] ext4: use sb_bdev_nr_blocks

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Use the sb_bdev_nr_blocks helper instead of open coding it.

Signed-off-by: Christoph Hellwig <hch@xxxxxx>
Reviewed-by: Kees Cook <keescook@xxxxxxxxxxxx>
Reviewed-by: Jan Kara <jack@xxxxxxx>
Acked-by: Theodore Ts'o <tytso@xxxxxxx>
 fs/ext4/super.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/fs/ext4/super.c b/fs/ext4/super.c
index 0775950ee84e3..3dde8be5df490 100644
--- a/fs/ext4/super.c
+++ b/fs/ext4/super.c
@@ -4468,7 +4468,7 @@ static int ext4_fill_super(struct super_block *sb, void *data, int silent)
 		goto cantfind_ext4;
 	/* check blocks count against device size */
-	blocks_count = sb->s_bdev->bd_inode->i_size >> sb->s_blocksize_bits;
+	blocks_count = sb_bdev_nr_blocks(sb);
 	if (blocks_count && ext4_blocks_count(es) > blocks_count) {
 		ext4_msg(sb, KERN_WARNING, "bad geometry: block count %llu "
 		       "exceeds size of device (%llu blocks)",

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