aacraid: missing capable() check in compat ioctl

In commit d496f94d22d1 ('[SCSI] aacraid: fix security weakness') we
added a check on CAP_SYS_RAWIO to the ioctl.  The compat ioctls need the
check as well.

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Cc: stable@kernel.org
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
ssize_t aac_get_serial_number(struct device *device, char *buf)
{
	return aac_show_serial_number(device, &aac_serial_number, buf);
}

ssize_t aac_get_serial_number(struct device *device, char *buf)
{
	return aac_show_serial_number(device, &aac_serial_number, buf);
}
