Hi Yash, [auto build test ERROR on v4.4-rc3] [also build test ERROR on next-20151203]
url: https://github.com/0day-ci/linux/commits/Shah-Yash-Y/Staging-cdrom-fix-space-required-after-that/20151204-172315 config: x86_64-randconfig-x015-12041303 (attached as .config) reproduce: # save the attached .config to linux build tree make ARCH=x86_64 All errors (new ones prefixed by >>): drivers/cdrom/cdrom.c:1595:25: sparse: ":" may not appear in macro parameter list drivers/cdrom/cdrom.c:1684:17: sparse: undefined identifier 'copy_chal' drivers/cdrom/cdrom.c:1723:17: sparse: undefined identifier 'copy_chal' >> drivers/cdrom/cdrom.c:1595:25: error: ":" may not appear in macro parameter >> list #define copy_chal(dest, :src) memcpy((dest), (src), sizeof(dvd_challenge)) ^ drivers/cdrom/cdrom.c: In function 'dvd_do_auth': >> drivers/cdrom/cdrom.c:1684:3: error: implicit declaration of function >> 'copy_chal' [-Werror=implicit-function-declaration] copy_chal(ai->lsc.chal, &buf[4]); ^ cc1: some warnings being treated as errors vim +1595 drivers/cdrom/cdrom.c 1589 cgc->timeout = CDROM_DEF_TIMEOUT; 1590 } 1591 1592 /* DVD handling */ 1593 1594 #define copy_key(dest, src) memcpy((dest), (src), sizeof(dvd_key)) > 1595 #define copy_chal(dest, :src) memcpy((dest), (src), > sizeof(dvd_challenge)) 1596 1597 static void setup_report_key(struct packet_command *cgc, unsigned agid, unsigned type) 1598 { 1599 cgc->cmd[0] = GPCMD_REPORT_KEY; 1600 cgc->cmd[10] = type | (agid << 6); 1601 switch (type) { 1602 case 0: case 8: case 5: { 1603 cgc->buflen = 8; 1604 break; 1605 } 1606 case 1: { 1607 cgc->buflen = 16; 1608 break; 1609 } 1610 case 2: case 4: { 1611 cgc->buflen = 12; 1612 break; 1613 } 1614 } 1615 cgc->cmd[9] = cgc->buflen; 1616 cgc->data_direction = CGC_DATA_READ; 1617 } 1618 1619 static void setup_send_key(struct packet_command *cgc, unsigned agid, unsigned type) 1620 { 1621 cgc->cmd[0] = GPCMD_SEND_KEY; 1622 cgc->cmd[10] = type | (agid << 6); 1623 switch (type) { 1624 case 1: { 1625 cgc->buflen = 16; 1626 break; 1627 } 1628 case 3: { 1629 cgc->buflen = 12; 1630 break; 1631 } 1632 case 6: { 1633 cgc->buflen = 8; 1634 break; 1635 } 1636 } 1637 cgc->cmd[9] = cgc->buflen; 1638 cgc->data_direction = CGC_DATA_WRITE; 1639 } 1640 1641 static int dvd_do_auth(struct cdrom_device_info *cdi, dvd_authinfo *ai) 1642 { 1643 int ret; 1644 u_char buf[20]; 1645 struct packet_command cgc; 1646 struct cdrom_device_ops *cdo = cdi->ops; 1647 rpc_state_t rpc_state; 1648 1649 memset(buf, 0, sizeof(buf)); 1650 init_cdrom_command(&cgc, buf, 0, CGC_DATA_READ); 1651 1652 switch (ai->type) { 1653 /* LU data send */ 1654 case DVD_LU_SEND_AGID: 1655 cd_dbg(CD_DVD, "entering DVD_LU_SEND_AGID\n"); 1656 cgc.quiet = 1; 1657 setup_report_key(&cgc, ai->lsa.agid, 0); 1658 1659 if ((ret = cdo->generic_packet(cdi, &cgc))) 1660 return ret; 1661 1662 ai->lsa.agid = buf[7] >> 6; 1663 /* Returning data, let host change state */ 1664 break; 1665 1666 case DVD_LU_SEND_KEY1: 1667 cd_dbg(CD_DVD, "entering DVD_LU_SEND_KEY1\n"); 1668 setup_report_key(&cgc, ai->lsk.agid, 2); 1669 1670 if ((ret = cdo->generic_packet(cdi, &cgc))) 1671 return ret; 1672 1673 copy_key(ai->lsk.key, &buf[4]); 1674 /* Returning data, let host change state */ 1675 break; 1676 1677 case DVD_LU_SEND_CHALLENGE: 1678 cd_dbg(CD_DVD, "entering DVD_LU_SEND_CHALLENGE\n"); 1679 setup_report_key(&cgc, ai->lsc.agid, 1); 1680 1681 if ((ret = cdo->generic_packet(cdi, &cgc))) 1682 return ret; 1683 > 1684 copy_chal(ai->lsc.chal, &buf[4]); 1685 /* Returning data, let host change state */ 1686 break; 1687 --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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