[cifs:for-next 26/27] undefined reference to `dns_resolve_server_name_to_ip'

[kbuild test robot]

tree:   git://git.samba.org/sfrench/cifs-2.6.git for-next
head:   45f4017ee6cabfe12161c1289fe06f9d9b16805a
commit: 1f9917eeaa674bab6efbfc490cb623335cd1e403 [26/27] cifs: Always resolve hostname before reconnecting
config: microblaze-mmu_defconfig (attached as .config)
compiler: microblaze-linux-gcc (GCC) 8.1.0
reproduce:
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        git checkout 1f9917eeaa674bab6efbfc490cb623335cd1e403
        # save the attached .config to linux build tree
        GCC_VERSION=8.1.0 make.cross ARCH=microblaze 

All errors (new ones prefixed by >>):

   fs/cifs/connect.o: In function `cifs_reconnect':
>> (.text+0xe40): undefined reference to `dns_resolve_server_name_to_ip'

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