CHILD_FAIL_IF
CHILD_FAIL_IF(ret, &info->child_sync);
CHILD_FAIL_IF(reg != info->amr2, &info->child_sync);
CHILD_FAIL_IF(ret, &info->child_sync);
CHILD_FAIL_IF(reg != info->amr2, &info->child_sync);
CHILD_FAIL_IF(ret, &info->child_sync);
CHILD_FAIL_IF(reg != info->amr2, &info->child_sync);
CHILD_FAIL_IF(ret, &info->child_sync);
CHILD_FAIL_IF(pkey1 < 0, &info->child_sync);
CHILD_FAIL_IF(pkey2 < 0, &info->child_sync);
CHILD_FAIL_IF(pkey3 < 0, &info->child_sync);