Hi Martin, Thank you for the patch! Yet something to improve: [auto build test ERROR on net-next/master] [also build test ERROR on net/master linus/master sparc-next/master v5.10-rc4 next-20201116] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use '--base' as documented in https://git-scm.com/docs/git-format-patch] url: https://github.com/0day-ci/linux/commits/Martin-Schiller/net-x25-add-remove-x25_link_device-by-NETDEV_REGISTER-UNREGISTER/20201116-153459 base: https://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next.git 0064c5c1b3bf2a695c772c90e8dea38426a870ff config: x86_64-randconfig-a011-20201116 (attached as .config) compiler: clang version 12.0.0 (https://github.com/llvm/llvm-project c044709b8fbea2a9a375e4173a6bd735f6866c0c) reproduce (this is a W=1 build): wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # install x86_64 cross compiling tool for clang build # apt-get install binutils-x86-64-linux-gnu # https://github.com/0day-ci/linux/commit/2d44533245f7e8388db93c53c26703ac52650e57 git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Martin-Schiller/net-x25-add-remove-x25_link_device-by-NETDEV_REGISTER-UNREGISTER/20201116-153459 git checkout 2d44533245f7e8388db93c53c26703ac52650e57 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=x86_64 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@xxxxxxxxx> All errors (new ones prefixed by >>): >> net/x25/af_x25.c:1709:30: error: assigning to 'struct compat_x25_facilities' from incompatible type 'struct x25_facilities' x25_subscr.facilities = nb->facilities; ^ ~~~~~~~~~~~~~~ >> net/x25/af_x25.c:1761:24: error: assigning to 'struct x25_facilities' from incompatible type 'struct compat_x25_facilities' nb->facilities = x25_subscr.facilities; ^ ~~~~~~~~~~~~~~~~~~~~~ 2 errors generated. vim +1709 net/x25/af_x25.c 1678 1679 #ifdef CONFIG_COMPAT 1680 static int compat_x25_subscr_ioctl(unsigned int cmd, 1681 struct compat_x25_subscrip_struct __user *x25_subscr32) 1682 { 1683 struct compat_x25_subscrip_struct x25_subscr; 1684 struct x25_neigh *nb; 1685 struct net_device *dev; 1686 int rc = -EINVAL; 1687 1688 if (cmd != SIOCX25GSUBSCRIP && cmd != SIOCX25SSUBSCRIP) 1689 goto out; 1690 1691 rc = -EFAULT; 1692 if (copy_from_user(&x25_subscr, x25_subscr32, sizeof(*x25_subscr32))) 1693 goto out; 1694 1695 rc = -EINVAL; 1696 dev = x25_dev_get(x25_subscr.device); 1697 if (dev == NULL) 1698 goto out; 1699 1700 nb = x25_get_neigh(dev); 1701 if (nb == NULL) 1702 goto out_dev_put; 1703 1704 if (cmd == SIOCX25GSUBSCRIP) { 1705 read_lock_bh(&x25_neigh_list_lock); 1706 x25_subscr.extended = nb->extended; 1707 x25_subscr.dce = nb->dce; 1708 x25_subscr.lc = nb->lc; > 1709 x25_subscr.facilities = nb->facilities; 1710 x25_subscr.t20 = nb->t20; 1711 x25_subscr.global_facil_mask = nb->global_facil_mask; 1712 read_unlock_bh(&x25_neigh_list_lock); 1713 rc = copy_to_user(x25_subscr32, &x25_subscr, 1714 sizeof(*x25_subscr32)) ? -EFAULT : 0; 1715 } else { 1716 rc = -EINVAL; 1717 1718 if (dev->flags & IFF_UP) 1719 return -EBUSY; 1720 1721 if (x25_subscr.extended != 0 && x25_subscr.extended != 1) 1722 goto out_dev_and_neigh_put; 1723 if (x25_subscr.dce != 0 && x25_subscr.dce != 1) 1724 goto out_dev_and_neigh_put; 1725 if (x25_subscr.lc < 1 || x25_subscr.lc > 4095) 1726 goto out_dev_and_neigh_put; 1727 if (x25_subscr.facilities.pacsize_in < X25_PS16 || 1728 x25_subscr.facilities.pacsize_in > X25_PS4096) 1729 goto out_dev_and_neigh_put; 1730 if (x25_subscr.facilities.pacsize_out < X25_PS16 || 1731 x25_subscr.facilities.pacsize_out > X25_PS4096) 1732 goto out_dev_and_neigh_put; 1733 if (x25_subscr.facilities.winsize_in < 1 || 1734 x25_subscr.facilities.winsize_in > 127) 1735 goto out_dev_and_neigh_put; 1736 if (x25_subscr.facilities.throughput) { 1737 int out = x25_subscr.facilities.throughput & 0xf0; 1738 int in = x25_subscr.facilities.throughput & 0x0f; 1739 if (!out) 1740 x25_subscr.facilities.throughput |= 1741 X25_DEFAULT_THROUGHPUT << 4; 1742 else if (out < 0x30 || out > 0xD0) 1743 goto out_dev_and_neigh_put; 1744 if (!in) 1745 x25_subscr.facilities.throughput |= 1746 X25_DEFAULT_THROUGHPUT; 1747 else if (in < 0x03 || in > 0x0D) 1748 goto out_dev_and_neigh_put; 1749 } 1750 if (x25_subscr.facilities.reverse && 1751 (x25_subscr.facilities.reverse & 0x81) != 0x81) 1752 goto out_dev_and_neigh_put; 1753 if (x25_subscr.t20 < 1 * HZ || x25_subscr.t20 > 300 * HZ) 1754 goto out_dev_and_neigh_put; 1755 1756 rc = 0; 1757 write_lock_bh(&x25_neigh_list_lock); 1758 nb->extended = x25_subscr.extended; 1759 nb->dce = x25_subscr.dce; 1760 nb->lc = x25_subscr.lc; > 1761 nb->facilities = x25_subscr.facilities; 1762 nb->t20 = x25_subscr.t20; 1763 nb->global_facil_mask = x25_subscr.global_facil_mask; 1764 write_unlock_bh(&x25_neigh_list_lock); 1765 } 1766 dev_put(dev); 1767 1768 x25_neigh_put(nb); 1769 out: 1770 return rc; 1771 out_dev_and_neigh_put: 1772 x25_neigh_put(nb); 1773 out_dev_put: 1774 dev_put(dev); 1775 goto out; 1776 } 1777 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx
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