[S390] mmap: add missing compat_ptr conversion to both mmap compat syscalls

 */

struct mmap_arg_struct_emu31 {

	u32	addr;

	u32	len;

	u32	prot;

	u32	flags;

	u32	fd;

	u32	offset;

	compat_ulong_t addr;

	compat_ulong_t len;

	compat_ulong_t prot;

	compat_ulong_t flags;

	compat_ulong_t fd;

	compat_ulong_t offset;

};

asmlinkage unsigned long

old32_mmap(struct mmap_arg_struct_emu31 __user *arg)

asmlinkage unsigned long old32_mmap(struct mmap_arg_struct_emu31 __user *arg)

{

	struct mmap_arg_struct_emu31 a;

	int error = -EFAULT;

	if (copy_from_user(&a, arg, sizeof(a)))

		goto out;

	error = -EINVAL;

		return -EFAULT;

	if (a.offset & ~PAGE_MASK)

		goto out;

	error = sys_mmap_pgoff(a.addr, a.len, a.prot, a.flags, a.fd,

		return -EINVAL;

	a.addr = (unsigned long) compat_ptr(a.addr);

	return sys_mmap_pgoff(a.addr, a.len, a.prot, a.flags, a.fd,

			      a.offset >> PAGE_SHIFT);

out:

	return error;

}

asmlinkage long 

sys32_mmap2(struct mmap_arg_struct_emu31 __user *arg)

asmlinkage long sys32_mmap2(struct mmap_arg_struct_emu31 __user *arg)

{

	struct mmap_arg_struct_emu31 a;

	int error = -EFAULT;

	if (copy_from_user(&a, arg, sizeof(a)))

		goto out;

	error = sys_mmap_pgoff(a.addr, a.len, a.prot, a.flags, a.fd, a.offset);

out:

	return error;

		return -EFAULT;

	a.addr = (unsigned long) compat_ptr(a.addr);

	return sys_mmap_pgoff(a.addr, a.len, a.prot, a.flags, a.fd, a.offset);

}

asmlinkage long sys32_read(unsigned int fd, char __user * buf, size_t count)