Add missing alignment check in arch/score sys_mmap()

asmlinkage long

sys_mmap(unsigned long addr, unsigned long len, unsigned long prot,

	unsigned long flags, unsigned long fd, off_t pgoff)

	unsigned long flags, unsigned long fd, off_t offset)

{

	/* where's the alignment check? */

	return sys_mmap_pgoff(addr, len, prot, flags, fd, pgoff >> PAGE_SHIFT);

	if (unlikely(offset & ~PAGE_MASK))

		return -EINVAL;

	return sys_mmap_pgoff(addr, len, prot, flags, fd, offset >> PAGE_SHIFT);

}

asmlinkage long