Warnings before patch:
files: ['Documentation/netlink/specs/netdev.yaml', 'include/net/netmem.h', 'include/net/sock.h', 'include/uapi/linux/netdev.h', 'net/core/devmem.c', 'net/core/devmem.h', 'net/core/netdev-genl-gen.c', 'net/core/netdev-genl.c', 'net/core/sock.c', 'net/ipv4/tcp.c', 'net/ipv4/tcp_ipv4.c', 'net/ipv4/tcp_minisocks.c', 'tools/include/uapi/linux/netdev.h']
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: include/uapi/linux/netdev.h:12 missing initial short description on line:
 * enum netdev_xdp_act
Warning: include/uapi/linux/netdev.h:41 missing initial short description on line:
 * enum netdev_xdp_rx_metadata
Warning: include/uapi/linux/netdev.h:56 missing initial short description on line:
 * enum netdev_xsk_flags
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'
Warning: tools/include/uapi/linux/netdev.h:12 missing initial short description on line:
 * enum netdev_xdp_act
Warning: tools/include/uapi/linux/netdev.h:41 missing initial short description on line:
 * enum netdev_xdp_rx_metadata
Warning: tools/include/uapi/linux/netdev.h:56 missing initial short description on line:
 * enum netdev_xsk_flags

Current warnings:
files: ['Documentation/netlink/specs/netdev.yaml', 'include/net/netmem.h', 'include/net/sock.h', 'include/uapi/linux/netdev.h', 'net/core/devmem.c', 'net/core/devmem.h', 'net/core/netdev-genl-gen.c', 'net/core/netdev-genl.c', 'net/core/sock.c', 'net/ipv4/tcp.c', 'net/ipv4/tcp_ipv4.c', 'net/ipv4/tcp_minisocks.c', 'tools/include/uapi/linux/netdev.h']
Warning: include/net/sock.h:628 No description found for return value of 'sk_user_data_is_nocopy'
Warning: include/net/sock.h:647 No description found for return value of '__locked_read_sk_user_data_with_flags'
Warning: include/net/sock.h:670 No description found for return value of '__rcu_dereference_sk_user_data_with_flags'
Warning: include/net/sock.h:1725 No description found for return value of 'lock_sock_fast'
Warning: include/uapi/linux/netdev.h:12 missing initial short description on line:
 * enum netdev_xdp_act
Warning: include/uapi/linux/netdev.h:41 missing initial short description on line:
 * enum netdev_xdp_rx_metadata
Warning: include/uapi/linux/netdev.h:56 missing initial short description on line:
 * enum netdev_xsk_flags
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:2354 No description found for return value of 'sk_alloc'
Warning: net/core/sock.c:2531 No description found for return value of 'sk_clone'
Warning: net/core/sock.c:3187 No description found for return value of 'skb_page_frag_refill'
Warning: net/core/sock.c:3314 No description found for return value of 'sk_wait_data'
Warning: net/core/sock.c:3343 No description found for return value of '__sk_mem_raise_allocated'
Warning: net/core/sock.c:3461 No description found for return value of '__sk_mem_schedule'
Warning: net/ipv4/tcp.c:818 No description found for return value of 'tcp_splice_read'
Warning: tools/include/uapi/linux/netdev.h:12 missing initial short description on line:
 * enum netdev_xdp_act
Warning: tools/include/uapi/linux/netdev.h:41 missing initial short description on line:
 * enum netdev_xdp_rx_metadata
Warning: tools/include/uapi/linux/netdev.h:56 missing initial short description on line:
 * enum netdev_xsk_flags

Warnings before: 20 after: 20