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Message-ID: <202507190704.mjDNQvmd-lkp@intel.com>
Date: Sat, 19 Jul 2025 08:03:49 +0800
From: kernel test robot <lkp@...el.com>
To: Breno Leitao <leitao@...ian.org>,
"David S. Miller" <davem@...emloft.net>,
Eric Dumazet <edumazet@...gle.com>,
Jakub Kicinski <kuba@...nel.org>, Paolo Abeni <pabeni@...hat.com>,
Simon Horman <horms@...nel.org>,
Andrew Lunn <andrew+netdev@...n.ch>
Cc: oe-kbuild-all@...ts.linux.dev, netdev@...r.kernel.org,
linux-kernel@...r.kernel.org, kernel-team@...a.com
Subject: Re: [PATCH net-next 2/5] netconsole: move netpoll_parse_ip_addr()
earlier for reuse
Hi Breno,
kernel test robot noticed the following build errors:
[auto build test ERROR on d61f6cb6f6ef3c70d2ccc0d9c85c508cb8017da9]
url: https://github.com/intel-lab-lkp/linux/commits/Breno-Leitao/netpoll-Remove-unused-fields-from-inet_addr-union/20250718-195552
base: d61f6cb6f6ef3c70d2ccc0d9c85c508cb8017da9
patch link: https://lore.kernel.org/r/20250718-netconsole_ref-v1-2-86ef253b7a7a%40debian.org
patch subject: [PATCH net-next 2/5] netconsole: move netpoll_parse_ip_addr() earlier for reuse
config: arc-randconfig-002-20250719 (https://download.01.org/0day-ci/archive/20250719/202507190704.mjDNQvmd-lkp@intel.com/config)
compiler: arc-linux-gcc (GCC) 15.1.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250719/202507190704.mjDNQvmd-lkp@intel.com/reproduce)
If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@...el.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202507190704.mjDNQvmd-lkp@intel.com/
All errors (new ones prefixed by >>):
drivers/net/netconsole.c: In function 'netconsole_parser_cmdline':
>> drivers/net/netconsole.c:1789:24: error: implicit declaration of function 'netpoll_parse_ip_addr' [-Wimplicit-function-declaration]
1789 | ipv6 = netpoll_parse_ip_addr(cur, &np->local_ip);
| ^~~~~~~~~~~~~~~~~~~~~
vim +/netpoll_parse_ip_addr +1789 drivers/net/netconsole.c
^1da177e4c3f415 Linus Torvalds 2005-04-16 1764
abebef96aab12da Breno Leitao 2025-06-13 1765 static int netconsole_parser_cmdline(struct netpoll *np, char *opt)
5a34c9a8536511b Breno Leitao 2025-06-13 1766 {
5a34c9a8536511b Breno Leitao 2025-06-13 1767 bool ipversion_set = false;
abebef96aab12da Breno Leitao 2025-06-13 1768 char *cur = opt;
abebef96aab12da Breno Leitao 2025-06-13 1769 char *delim;
abebef96aab12da Breno Leitao 2025-06-13 1770 int ipv6;
5a34c9a8536511b Breno Leitao 2025-06-13 1771
5a34c9a8536511b Breno Leitao 2025-06-13 1772 if (*cur != '@') {
d79206451f4f99a Breno Leitao 2025-06-13 1773 delim = strchr(cur, '@');
d79206451f4f99a Breno Leitao 2025-06-13 1774 if (!delim)
5a34c9a8536511b Breno Leitao 2025-06-13 1775 goto parse_failed;
5a34c9a8536511b Breno Leitao 2025-06-13 1776 *delim = 0;
5a34c9a8536511b Breno Leitao 2025-06-13 1777 if (kstrtou16(cur, 10, &np->local_port))
5a34c9a8536511b Breno Leitao 2025-06-13 1778 goto parse_failed;
5a34c9a8536511b Breno Leitao 2025-06-13 1779 cur = delim;
5a34c9a8536511b Breno Leitao 2025-06-13 1780 }
5a34c9a8536511b Breno Leitao 2025-06-13 1781 cur++;
5a34c9a8536511b Breno Leitao 2025-06-13 1782
5a34c9a8536511b Breno Leitao 2025-06-13 1783 if (*cur != '/') {
5a34c9a8536511b Breno Leitao 2025-06-13 1784 ipversion_set = true;
d79206451f4f99a Breno Leitao 2025-06-13 1785 delim = strchr(cur, '/');
d79206451f4f99a Breno Leitao 2025-06-13 1786 if (!delim)
5a34c9a8536511b Breno Leitao 2025-06-13 1787 goto parse_failed;
5a34c9a8536511b Breno Leitao 2025-06-13 1788 *delim = 0;
5a34c9a8536511b Breno Leitao 2025-06-13 @1789 ipv6 = netpoll_parse_ip_addr(cur, &np->local_ip);
5a34c9a8536511b Breno Leitao 2025-06-13 1790 if (ipv6 < 0)
5a34c9a8536511b Breno Leitao 2025-06-13 1791 goto parse_failed;
5a34c9a8536511b Breno Leitao 2025-06-13 1792 else
5a34c9a8536511b Breno Leitao 2025-06-13 1793 np->ipv6 = (bool)ipv6;
5a34c9a8536511b Breno Leitao 2025-06-13 1794 cur = delim;
5a34c9a8536511b Breno Leitao 2025-06-13 1795 }
5a34c9a8536511b Breno Leitao 2025-06-13 1796 cur++;
5a34c9a8536511b Breno Leitao 2025-06-13 1797
5a34c9a8536511b Breno Leitao 2025-06-13 1798 if (*cur != ',') {
5a34c9a8536511b Breno Leitao 2025-06-13 1799 /* parse out dev_name or dev_mac */
d79206451f4f99a Breno Leitao 2025-06-13 1800 delim = strchr(cur, ',');
d79206451f4f99a Breno Leitao 2025-06-13 1801 if (!delim)
5a34c9a8536511b Breno Leitao 2025-06-13 1802 goto parse_failed;
5a34c9a8536511b Breno Leitao 2025-06-13 1803 *delim = 0;
5a34c9a8536511b Breno Leitao 2025-06-13 1804
5a34c9a8536511b Breno Leitao 2025-06-13 1805 np->dev_name[0] = '\0';
5a34c9a8536511b Breno Leitao 2025-06-13 1806 eth_broadcast_addr(np->dev_mac);
5a34c9a8536511b Breno Leitao 2025-06-13 1807 if (!strchr(cur, ':'))
5a34c9a8536511b Breno Leitao 2025-06-13 1808 strscpy(np->dev_name, cur, sizeof(np->dev_name));
5a34c9a8536511b Breno Leitao 2025-06-13 1809 else if (!mac_pton(cur, np->dev_mac))
5a34c9a8536511b Breno Leitao 2025-06-13 1810 goto parse_failed;
5a34c9a8536511b Breno Leitao 2025-06-13 1811
5a34c9a8536511b Breno Leitao 2025-06-13 1812 cur = delim;
5a34c9a8536511b Breno Leitao 2025-06-13 1813 }
5a34c9a8536511b Breno Leitao 2025-06-13 1814 cur++;
5a34c9a8536511b Breno Leitao 2025-06-13 1815
5a34c9a8536511b Breno Leitao 2025-06-13 1816 if (*cur != '@') {
5a34c9a8536511b Breno Leitao 2025-06-13 1817 /* dst port */
d79206451f4f99a Breno Leitao 2025-06-13 1818 delim = strchr(cur, '@');
d79206451f4f99a Breno Leitao 2025-06-13 1819 if (!delim)
5a34c9a8536511b Breno Leitao 2025-06-13 1820 goto parse_failed;
5a34c9a8536511b Breno Leitao 2025-06-13 1821 *delim = 0;
5a34c9a8536511b Breno Leitao 2025-06-13 1822 if (*cur == ' ' || *cur == '\t')
5a34c9a8536511b Breno Leitao 2025-06-13 1823 np_info(np, "warning: whitespace is not allowed\n");
5a34c9a8536511b Breno Leitao 2025-06-13 1824 if (kstrtou16(cur, 10, &np->remote_port))
5a34c9a8536511b Breno Leitao 2025-06-13 1825 goto parse_failed;
5a34c9a8536511b Breno Leitao 2025-06-13 1826 cur = delim;
5a34c9a8536511b Breno Leitao 2025-06-13 1827 }
5a34c9a8536511b Breno Leitao 2025-06-13 1828 cur++;
5a34c9a8536511b Breno Leitao 2025-06-13 1829
5a34c9a8536511b Breno Leitao 2025-06-13 1830 /* dst ip */
d79206451f4f99a Breno Leitao 2025-06-13 1831 delim = strchr(cur, '/');
d79206451f4f99a Breno Leitao 2025-06-13 1832 if (!delim)
5a34c9a8536511b Breno Leitao 2025-06-13 1833 goto parse_failed;
5a34c9a8536511b Breno Leitao 2025-06-13 1834 *delim = 0;
5a34c9a8536511b Breno Leitao 2025-06-13 1835 ipv6 = netpoll_parse_ip_addr(cur, &np->remote_ip);
5a34c9a8536511b Breno Leitao 2025-06-13 1836 if (ipv6 < 0)
5a34c9a8536511b Breno Leitao 2025-06-13 1837 goto parse_failed;
5a34c9a8536511b Breno Leitao 2025-06-13 1838 else if (ipversion_set && np->ipv6 != (bool)ipv6)
5a34c9a8536511b Breno Leitao 2025-06-13 1839 goto parse_failed;
5a34c9a8536511b Breno Leitao 2025-06-13 1840 else
5a34c9a8536511b Breno Leitao 2025-06-13 1841 np->ipv6 = (bool)ipv6;
5a34c9a8536511b Breno Leitao 2025-06-13 1842 cur = delim + 1;
5a34c9a8536511b Breno Leitao 2025-06-13 1843
5a34c9a8536511b Breno Leitao 2025-06-13 1844 if (*cur != 0) {
5a34c9a8536511b Breno Leitao 2025-06-13 1845 /* MAC address */
5a34c9a8536511b Breno Leitao 2025-06-13 1846 if (!mac_pton(cur, np->remote_mac))
5a34c9a8536511b Breno Leitao 2025-06-13 1847 goto parse_failed;
5a34c9a8536511b Breno Leitao 2025-06-13 1848 }
5a34c9a8536511b Breno Leitao 2025-06-13 1849
abebef96aab12da Breno Leitao 2025-06-13 1850 netconsole_print_banner(np);
5a34c9a8536511b Breno Leitao 2025-06-13 1851
5a34c9a8536511b Breno Leitao 2025-06-13 1852 return 0;
5a34c9a8536511b Breno Leitao 2025-06-13 1853
5a34c9a8536511b Breno Leitao 2025-06-13 1854 parse_failed:
5a34c9a8536511b Breno Leitao 2025-06-13 1855 np_info(np, "couldn't parse config at '%s'!\n", cur);
5a34c9a8536511b Breno Leitao 2025-06-13 1856 return -1;
5a34c9a8536511b Breno Leitao 2025-06-13 1857 }
5a34c9a8536511b Breno Leitao 2025-06-13 1858
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
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