Warnings before patch:
files: ['net/ipv4/tcp.c', 'net/core/devmem.c', 'include/net/netmem.h', 'net/core/devmem.h', 'net/ipv4/tcp_ipv4.c', 'include/net/sock.h', 'net/ipv4/tcp_minisocks.c', 'net/core/sock.c']
Warning: include/net/sock.h:625 No description found for return value of 'sk_user_data_is_nocopy'
Warning: include/net/sock.h:644 No description found for return value of '__locked_read_sk_user_data_with_flags'
Warning: include/net/sock.h:667 No description found for return value of '__rcu_dereference_sk_user_data_with_flags'
Warning: include/net/sock.h:1722 No description found for return value of 'lock_sock_fast'
Warning: net/core/sock.c:172 No description found for return value of 'sk_ns_capable'
Warning: net/core/sock.c:188 No description found for return value of 'sk_capable'
Warning: net/core/sock.c:203 No description found for return value of 'sk_net_capable'
Warning: net/core/sock.c:2309 No description found for return value of 'sk_alloc'
Warning: net/core/sock.c:2486 No description found for return value of 'sk_clone'
Warning: net/core/sock.c:3142 No description found for return value of 'skb_page_frag_refill'
Warning: net/core/sock.c:3269 No description found for return value of 'sk_wait_data'
Warning: net/core/sock.c:3298 No description found for return value of '__sk_mem_raise_allocated'
Warning: net/core/sock.c:3416 No description found for return value of '__sk_mem_schedule'
Warning: net/ipv4/tcp.c:816 No description found for return value of 'tcp_splice_read'

Current warnings:
files: ['net/ipv4/tcp.c', 'net/core/devmem.c', 'include/net/netmem.h', 'net/core/devmem.h', 'net/ipv4/tcp_ipv4.c', 'include/net/sock.h', 'net/ipv4/tcp_minisocks.c', 'net/core/sock.c']
Warning: include/net/sock.h:634 No description found for return value of 'sk_user_data_is_nocopy'
Warning: include/net/sock.h:653 No description found for return value of '__locked_read_sk_user_data_with_flags'
Warning: include/net/sock.h:676 No description found for return value of '__rcu_dereference_sk_user_data_with_flags'
Warning: include/net/sock.h:1731 No description found for return value of 'lock_sock_fast'
Warning: net/core/sock.c:174 No description found for return value of 'sk_ns_capable'
Warning: net/core/sock.c:190 No description found for return value of 'sk_capable'
Warning: net/core/sock.c:205 No description found for return value of 'sk_net_capable'
Warning: net/core/sock.c:2352 No description found for return value of 'sk_alloc'
Warning: net/core/sock.c:2529 No description found for return value of 'sk_clone'
Warning: net/core/sock.c:3185 No description found for return value of 'skb_page_frag_refill'
Warning: net/core/sock.c:3312 No description found for return value of 'sk_wait_data'
Warning: net/core/sock.c:3341 No description found for return value of '__sk_mem_raise_allocated'
Warning: net/core/sock.c:3459 No description found for return value of '__sk_mem_schedule'
Warning: net/ipv4/tcp.c:820 No description found for return value of 'tcp_splice_read'

Warnings before: 14 after: 14