Warnings before patch:
files: ['include/net/tcp.h', 'net/ipv4/tcp_input.c', 'net/ipv4/tcp_output.c']
Warning: include/net/tcp.h:2284 No description found for return value of 'tcp_write_queue_empty'
Warning: net/ipv4/tcp_input.c:5267 No description found for return value of 'tcp_try_coalesce'
Warning: net/ipv4/tcp_output.c:3937 No description found for return value of 'tcp_make_synack'
Warning: include/net/tcp.h:2284 No description found for return value of 'tcp_write_queue_empty'
Warning: net/ipv4/tcp_input.c:5267 No description found for return value of 'tcp_try_coalesce'
Warning: net/ipv4/tcp_output.c:3937 No description found for return value of 'tcp_make_synack'

Current warnings:
files: ['include/net/tcp.h', 'net/ipv4/tcp_input.c', 'net/ipv4/tcp_output.c']
Warning: include/net/tcp.h:2285 No description found for return value of 'tcp_write_queue_empty'
Warning: net/ipv4/tcp_input.c:5324 No description found for return value of 'tcp_try_coalesce'
Warning: net/ipv4/tcp_output.c:3947 No description found for return value of 'tcp_make_synack'
Warning: include/net/tcp.h:2285 No description found for return value of 'tcp_write_queue_empty'
Warning: net/ipv4/tcp_input.c:5324 No description found for return value of 'tcp_try_coalesce'
Warning: net/ipv4/tcp_output.c:3947 No description found for return value of 'tcp_make_synack'

Warnings before: 6 after: 6