Hi Subash,

[auto build test ERROR on net-next/master]

url:    
https://github.com/0day-ci/linux/commits/Subash-Abhinov-Kasiviswanathan/net-Add-sysctl-to-toggle-early-demux-for-tcp-and-udp/20170323-182822
config: alpha-defconfig (attached as .config)
compiler: alpha-linux-gnu-gcc (Debian 6.1.1-9) 6.1.1 20160705
reproduce:
        wget 
https://raw.githubusercontent.com/01org/lkp-tests/master/sbin/make.cross -O 
~/bin/make.cross
        chmod +x ~/bin/make.cross
        # save the attached .config to linux build tree
        make.cross ARCH=alpha 

All errors (new ones prefixed by >>):

   net/built-in.o: In function `proc_tcp_early_demux':
   net/ipv4/sysctl_net_ipv4.c:308: undefined reference to 
`tcp_v6_early_demux_configure'
   net/ipv4/sysctl_net_ipv4.c:308: undefined reference to 
`tcp_v6_early_demux_configure'
   net/built-in.o: In function `proc_udp_early_demux':
>> net/ipv4/sysctl_net_ipv4.c:325: undefined reference to 
>> `udp_v6_early_demux_configure'
>> net/ipv4/sysctl_net_ipv4.c:325: undefined reference to 
>> `udp_v6_early_demux_configure'

vim +325 net/ipv4/sysctl_net_ipv4.c

   302          ret = proc_dointvec(table, write, buffer, lenp, ppos);
   303  
   304          if (write && !ret) {
   305                  int enabled = init_net.ipv4.sysctl_tcp_early_demux;
   306  
   307                  tcp_v4_early_demux_configure(enabled);
 > 308                  tcp_v6_early_demux_configure(enabled);
   309          }
   310  
   311          return ret;
   312  }
   313  
   314  static int proc_udp_early_demux(struct ctl_table *table, int write,
   315                                  void __user *buffer, size_t *lenp, 
loff_t *ppos)
   316  {
   317          int ret = 0;
   318  
   319          ret = proc_dointvec(table, write, buffer, lenp, ppos);
   320  
   321          if (write && !ret) {
   322                  int enabled = init_net.ipv4.sysctl_udp_early_demux;
   323  
   324                  udp_v4_early_demux_configure(enabled);
 > 325                  udp_v6_early_demux_configure(enabled);
   326          }
   327  
   328          return ret;

---
0-DAY kernel test infrastructure                Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all                   Intel Corporation

Attachment: .config.gz
Description: application/gzip

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