Warnings before patch:
files: ['include/net/tcp_ecn.h', 'net/ipv4/tcp.c', 'net/ipv4/tcp_input.c']
Warning: net/ipv4/tcp.c:817 No description found for return value of 'tcp_splice_read'
Warning: net/ipv4/tcp_input.c:5210 No description found for return value of 'tcp_try_coalesce'
Warning: net/ipv4/tcp.c:817 No description found for return value of 'tcp_splice_read'
Warning: net/ipv4/tcp_input.c:5210 No description found for return value of 'tcp_try_coalesce'

Current warnings:
files: ['include/net/tcp_ecn.h', 'net/ipv4/tcp.c', 'net/ipv4/tcp_input.c']
Warning: net/ipv4/tcp.c:817 No description found for return value of 'tcp_splice_read'
Warning: net/ipv4/tcp_input.c:5210 No description found for return value of 'tcp_try_coalesce'
Warning: net/ipv4/tcp.c:817 No description found for return value of 'tcp_splice_read'
Warning: net/ipv4/tcp_input.c:5210 No description found for return value of 'tcp_try_coalesce'

Warnings before: 4 after: 4