Warnings before patch:
files: ['include/net/ip6_fib.h', 'include/net/ipv6_stubs.h', 'include/net/ndisc.h', 'include/net/udp_tunnel.h', 'net/ipv6/addrconf.c', 'net/ipv6/addrconf_core.c', 'net/ipv6/af_inet6.c', 'net/ipv6/ip6_fib.c', 'net/ipv6/ip6_output.c', 'net/ipv6/ip6_udp_tunnel.c', 'net/ipv6/ndisc.c', 'net/ipv6/route.c']
Warning: net/ipv6/addrconf.c:2083 No description found for return value of 'ipv6_dev_find'
Warning: net/ipv6/ip6_output.c:1235 No description found for return value of 'ip6_dst_lookup'
Warning: net/ipv6/ip6_output.c:1255 No description found for return value of 'ip6_dst_lookup_flow'
Warning: net/ipv6/ip6_output.c:1290 No description found for return value of 'ip6_sk_dst_lookup_flow'
Warning: net/ipv6/ip6_udp_tunnel.c:143 No description found for return value of 'udp_tunnel6_dst_lookup'
Warning: net/ipv6/addrconf.c:2083 No description found for return value of 'ipv6_dev_find'
Warning: net/ipv6/ip6_output.c:1235 No description found for return value of 'ip6_dst_lookup'
Warning: net/ipv6/ip6_output.c:1255 No description found for return value of 'ip6_dst_lookup_flow'
Warning: net/ipv6/ip6_output.c:1290 No description found for return value of 'ip6_sk_dst_lookup_flow'
Warning: net/ipv6/ip6_udp_tunnel.c:143 No description found for return value of 'udp_tunnel6_dst_lookup'

Current warnings:
files: ['include/net/ip6_fib.h', 'include/net/ndisc.h', 'include/net/udp_tunnel.h', 'net/ipv6/addrconf.c', 'net/ipv6/addrconf_core.c', 'net/ipv6/af_inet6.c', 'net/ipv6/ip6_fib.c', 'net/ipv6/ip6_output.c', 'net/ipv6/ip6_udp_tunnel.c', 'net/ipv6/ndisc.c', 'net/ipv6/route.c']
Warning: net/ipv6/addrconf.c:2083 No description found for return value of 'ipv6_dev_find'
Warning: net/ipv6/ip6_output.c:1235 No description found for return value of 'ip6_dst_lookup'
Warning: net/ipv6/ip6_output.c:1255 No description found for return value of 'ip6_dst_lookup_flow'
Warning: net/ipv6/ip6_output.c:1290 No description found for return value of 'ip6_sk_dst_lookup_flow'
Warning: net/ipv6/ip6_udp_tunnel.c:143 No description found for return value of 'udp_tunnel6_dst_lookup'
Warning: net/ipv6/addrconf.c:2083 No description found for return value of 'ipv6_dev_find'
Warning: net/ipv6/ip6_output.c:1235 No description found for return value of 'ip6_dst_lookup'
Warning: net/ipv6/ip6_output.c:1255 No description found for return value of 'ip6_dst_lookup_flow'
Warning: net/ipv6/ip6_output.c:1290 No description found for return value of 'ip6_sk_dst_lookup_flow'
Warning: net/ipv6/ip6_udp_tunnel.c:143 No description found for return value of 'udp_tunnel6_dst_lookup'

Warnings before: 10 after: 10