ipv6: Unknown symbol dev_disable_lro
ipv6: disagrees about version of symbol neigh_sysctl_register
ipv6: Unknown symbol neigh_sysctl_register
ipv6: disagrees about version of symbol inet_twsk_put
ipv6: Unknown symbol inet_twsk_put
ipv6: disagrees about version of symbol inet_unhash
ipv6: Unknown symbol inet_unhash
ipv6: disagrees about version of symbol dev_get_flags
don't know why. just disable wl1271 SDIO module compile.