==========
kdoc - FAILED

Warnings before patch:
files: ['include/net/ipv6.h', 'net/ipv6/exthdrs.c']
Warning: net/ipv6/exthdrs.c:1263 No description found for return value of 'ipv6_renew_options'
Warning: net/ipv6/exthdrs.c:1351 No description found for return value of 'fl6_update_dst'
Warning: net/ipv6/exthdrs.c:1263 No description found for return value of 'ipv6_renew_options'
Warning: net/ipv6/exthdrs.c:1351 No description found for return value of 'fl6_update_dst'

Current warnings:
files: ['include/net/ipv6.h', 'net/ipv6/exthdrs.c']
Warning: net/ipv6/exthdrs.c:1263 No description found for return value of 'ipv6_renew_options'
Warning: net/ipv6/exthdrs.c:1351 No description found for return value of '__fl6_update_dst'
Warning: net/ipv6/exthdrs.c:1263 No description found for return value of 'ipv6_renew_options'
Warning: net/ipv6/exthdrs.c:1351 No description found for return value of '__fl6_update_dst'

Warnings before: 4 after: 4 (add: 2 del: 2)

Warnings removed:
Warning: net/ipv6/exthdrs.c:1351 No description found for return value of 'fl6_update_dst'
Warning: net/ipv6/exthdrs.c:1351 No description found for return value of 'fl6_update_dst'
Per-file breakdown:
     2 net/ipv6/exthdrs.c

New warnings added:
Warning: net/ipv6/exthdrs.c:1351 No description found for return value of '__fl6_update_dst'
Warning: net/ipv6/exthdrs.c:1351 No description found for return value of '__fl6_update_dst'
Per-file breakdown:
     2 net/ipv6/exthdrs.c