Warnings before patch:
files: ['include/linux/filter.h', 'kernel/bpf/core.c', 'net/ipv6/addrconf.c']
Warning: net/ipv6/addrconf.c:2083 No description found for return value of 'ipv6_dev_find'
Warning: net/ipv6/addrconf.c:2083 No description found for return value of 'ipv6_dev_find'

Current warnings:
files: ['include/linux/filter.h', 'kernel/bpf/core.c', 'net/ipv6/addrconf.c']
Warning: net/ipv6/addrconf.c:2084 No description found for return value of 'ipv6_dev_find'
Warning: net/ipv6/addrconf.c:2084 No description found for return value of 'ipv6_dev_find'

Warnings before: 2 after: 2