SS32             1549 fs/compat_ioctl.c                 if (!access_ok(VERIFY_READ, ss32, sizeof(SS32)))
SS32             1551 fs/compat_ioctl.c                 if (__copy_from_user(&ss, ss32, offsetof(SS32, iomem_base)))
SS32             1565 fs/compat_ioctl.c                 if (!access_ok(VERIFY_WRITE, ss32, sizeof(SS32)))
SS32             1567 fs/compat_ioctl.c                 if (__copy_to_user(ss32,&ss,offsetof(SS32,iomem_base)))