f2fs: remove redundant call to set_blocksize in f2fs_fill_super

Since, f2fs supports only 4KB blocksize, which is set at the beginning in
f2fs_fill_super. So, we do not need to again check this blocksize setting
in such case.
Signed-off-by: Namjae Jeon <namjae.jeon@samsung.com>
Signed-off-by: Amit Sahrawat <a.sahrawat@samsung.com>
Signed-off-by: Jaegeuk Kim <jaegeuk.kim@samsung.com>

fs/f2fs/super.c

@@ -443,7 +443,7 @@ static int f2fs_fill_super(struct super_block *sb, void *data, int silent)
 	if (!sbi)
 		return -ENOMEM;
 
-	/* set a temporary block size */
+	/* set a block size */
 	if (!sb_set_blocksize(sb, F2FS_BLKSIZE)) {
 		f2fs_msg(sb, KERN_ERR, "unable to set blocksize");
 		goto free_sbi;
@@ -542,10 +542,6 @@ static int f2fs_fill_super(struct super_block *sb, void *data, int silent)
 	INIT_LIST_HEAD(&sbi->dir_inode_list);
 	spin_lock_init(&sbi->dir_inode_lock);
 
-	/* init super block */
-	if (!sb_set_blocksize(sb, sbi->blocksize))
-		goto free_cp;
-
 	init_orphan_info(sbi);
 
 	/* setup f2fs internal modules */