Warnings before patch:
files: ['net/ipv4/tcp.c']
Warning: net/ipv4/tcp.c:816 No description found for return value of 'tcp_splice_read'

Current warnings:
files: ['net/ipv4/tcp.c']
Warning: net/ipv4/tcp.c:816 No description found for return value of 'tcp_splice_read'

Warnings before: 1 after: 1