ext2: Remove unnecessary blank

Remove unnecessary blank when calling kmalloc_array().

Link: https://lore.kernel.org/r/20201010094335.39797-1-tian.xianting@h3c.com
Signed-off-by: Xianting Tian <tian.xianting@h3c.com>
Signed-off-by: Jan Kara <jack@suse.cz>

fs/ext2/super.c

@@ -1070,7 +1070,7 @@ static int ext2_fill_super(struct super_block *sb, void *data, int silent)
 					/ EXT2_BLOCKS_PER_GROUP(sb)) + 1;
 	db_count = (sbi->s_groups_count + EXT2_DESC_PER_BLOCK(sb) - 1) /
 		   EXT2_DESC_PER_BLOCK(sb);
-	sbi->s_group_desc = kmalloc_array (db_count,
+	sbi->s_group_desc = kmalloc_array(db_count,
 					   sizeof(struct buffer_head *),
 					   GFP_KERNEL);
 	if (sbi->s_group_desc == NULL) {