btrfs: remove unnecessary inode_set_bytes(0) call

new_inode() always returns an inode with i_blocks and i_bytes set to 0
(via inode_init_always()). Remove the unnecessary call to
inode_set_bytes() in btrfs_new_inode().
Reviewed-by: NSweet Tea Dorminy <sweettea-kernel@dorminy.me>
Signed-off-by: NOmar Sandoval <osandov@fb.com>
Reviewed-by: NDavid Sterba <dsterba@suse.com>
Signed-off-by: NDavid Sterba <dsterba@suse.com>

fs/btrfs/inode.c

@@ -6202,7 +6202,6 @@ static struct inode *btrfs_new_inode(struct btrfs_trans_handle *trans,
 		goto fail_unlock;
 
 	inode_init_owner(mnt_userns, inode, dir, mode);
-	inode_set_bytes(inode, 0);
 
 	inode->i_mtime = current_time(inode);
 	inode->i_atime = inode->i_mtime;