Warnings before patch:
files: ['include/net/sock.h', 'net/ipv4/tcp_ipv4.c', 'net/ipv6/tcp_ipv6.c']
Warning: include/net/sock.h:638 No description found for return value of 'sk_user_data_is_nocopy'
Warning: include/net/sock.h:657 No description found for return value of '__locked_read_sk_user_data_with_flags'
Warning: include/net/sock.h:680 No description found for return value of '__rcu_dereference_sk_user_data_with_flags'
Warning: include/net/sock.h:1738 No description found for return value of 'lock_sock_fast'
Warning: include/net/sock.h:638 No description found for return value of 'sk_user_data_is_nocopy'
Warning: include/net/sock.h:657 No description found for return value of '__locked_read_sk_user_data_with_flags'
Warning: include/net/sock.h:680 No description found for return value of '__rcu_dereference_sk_user_data_with_flags'
Warning: include/net/sock.h:1738 No description found for return value of 'lock_sock_fast'

Current warnings:
files: ['include/net/sock.h', 'net/ipv4/tcp_ipv4.c', 'net/ipv6/tcp_ipv6.c']
Warning: include/net/sock.h:638 No description found for return value of 'sk_user_data_is_nocopy'
Warning: include/net/sock.h:657 No description found for return value of '__locked_read_sk_user_data_with_flags'
Warning: include/net/sock.h:680 No description found for return value of '__rcu_dereference_sk_user_data_with_flags'
Warning: include/net/sock.h:1741 No description found for return value of 'lock_sock_fast'
Warning: include/net/sock.h:638 No description found for return value of 'sk_user_data_is_nocopy'
Warning: include/net/sock.h:657 No description found for return value of '__locked_read_sk_user_data_with_flags'
Warning: include/net/sock.h:680 No description found for return value of '__rcu_dereference_sk_user_data_with_flags'
Warning: include/net/sock.h:1741 No description found for return value of 'lock_sock_fast'

Warnings before: 8 after: 8