Warnings before patch:
files: ['Documentation/networking/ip-sysctl.rst', 'net/ipv4/icmp.c']
Warning: net/ipv4/icmp.c:235 No description found for return value of 'icmp_global_allow'
Warning: net/ipv4/icmp.c:235 No description found for return value of 'icmp_global_allow'

Current warnings:
files: ['Documentation/networking/ip-sysctl.rst', 'net/ipv4/icmp.c']
Warning: net/ipv4/icmp.c:235 No description found for return value of 'icmp_global_allow'
Warning: net/ipv4/icmp.c:235 No description found for return value of 'icmp_global_allow'

Warnings before: 2 after: 2