Hi Tom,

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

url:    https://github.com/0day-ci/linux/commits/Tom-Herbert/gtp-Additional-feature-support-Part-I/20170926-001629
config: x86_64-randconfig-s4-09261019 (attached as .config)
compiler: gcc-6 (Debian 6.2.0-3) 6.2.0 20160901
reproduce:
        # save the attached .config to linux build tree
        make ARCH=x86_64 

All errors (new ones prefixed by >>):

   drivers/net/vxlan.o: In function `vxlan_fill_metadata_dst':

quoted

vxlan.c:(.text+0x2ed8): undefined reference to `__ip6_tnl_get_route'

   drivers/net/vxlan.o: In function `vxlan_xmit_one':
   vxlan.c:(.text+0x3e69): undefined reference to `__ip6_tnl_get_route'

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0-DAY kernel test infrastructure                Open Source Technology Center
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