Warnings before patch:
files: ['net/core/net-sysfs.h', 'net/core/skbuff.c', 'net/core/sysctl_net_core.c']
Warning: net/core/skbuff.c:488 No description found for return value of '__build_skb'
Warning: net/core/skbuff.c:525 No description found for return value of 'build_skb_around'
Warning: net/core/skbuff.c:550 No description found for return value of '__napi_build_skb'
Warning: net/core/skbuff.c:574 No description found for return value of 'napi_build_skb'
Warning: net/core/skbuff.c:673 No description found for return value of '__alloc_skb'
Warning: net/core/skbuff.c:760 No description found for return value of '__netdev_alloc_skb'
Warning: net/core/skbuff.c:836 No description found for return value of 'napi_alloc_skb'
Warning: net/core/skbuff.c:1052 No description found for return value of 'skb_pp_frag_ref'
Warning: net/core/skbuff.c:1637 No description found for return value of 'alloc_skb_for_msg'
Warning: net/core/skbuff.c:1668 No description found for return value of 'skb_morph'
Warning: net/core/skbuff.c:1990 No description found for return value of 'skb_copy_ubufs'
Warning: net/core/skbuff.c:2090 No description found for return value of 'skb_clone'
Warning: net/core/skbuff.c:2170 No description found for return value of 'skb_copy'
Warning: net/core/skbuff.c:2219 No description found for return value of '__pskb_copy_fclone'
Warning: net/core/skbuff.c:2287 No description found for return value of 'pskb_expand_head'
Warning: net/core/skbuff.c:2451 No description found for return value of 'skb_expand_head'
Warning: net/core/skbuff.c:2510 No description found for return value of 'skb_copy_expand'
Warning: net/core/skbuff.c:2570 No description found for return value of '__skb_pad'
Warning: net/core/skbuff.c:2618 No description found for return value of 'pskb_put'
Warning: net/core/skbuff.c:2637 No description found for return value of 'skb_put'
Warning: net/core/skbuff.c:2658 No description found for return value of 'skb_push'
Warning: net/core/skbuff.c:2678 No description found for return value of 'skb_pull'
Warning: net/core/skbuff.c:2695 No description found for return value of 'skb_pull_data'
Warning: net/core/skbuff.c:2858 No description found for return value of '__pskb_pull_tail'
Warning: net/core/skbuff.c:3002 No description found for return value of 'skb_copy_bits'
Warning: net/core/skbuff.c:3431 No description found for return value of 'skb_store_bits'
Warning: net/core/skbuff.c:3859 No description found for return value of 'skb_zerocopy'
Warning: net/core/skbuff.c:3954 No description found for return value of 'skb_dequeue'
Warning: net/core/skbuff.c:3974 No description found for return value of 'skb_dequeue_tail'
Warning: net/core/skbuff.c:4024 No description found for return value of 'skb_rbtree_purge'
Warning: net/core/skbuff.c:4257 No description found for return value of 'skb_shift'
Warning: net/core/skbuff.c:4422 No description found for return value of 'skb_seq_read'
Warning: net/core/skbuff.c:4584 No description found for return value of 'skb_find_text'
Warning: net/core/skbuff.c:4632 No description found for return value of 'skb_pull_rcsum'
Warning: net/core/skbuff.c:4759 No description found for return value of 'skb_segment'
Warning: net/core/skbuff.c:5290 No description found for return value of 'skb_to_sgvec'
Warning: net/core/skbuff.c:5348 No description found for return value of 'skb_cow_data'
Warning: net/core/skbuff.c:5530 No description found for return value of 'skb_clone_sk'
Warning: net/core/skbuff.c:5790 No description found for return value of 'skb_partial_csum_set'
Warning: net/core/skbuff.c:6018 No description found for return value of 'skb_checksum_setup'
Warning: net/core/skbuff.c:6054 No description found for return value of 'skb_checksum_maybe_trim'
Warning: net/core/skbuff.c:6095 No description found for return value of 'skb_checksum_trimmed'
Warning: net/core/skbuff.c:6152 No description found for return value of 'skb_try_coalesce'
Warning: net/core/skbuff.c:6491 No description found for return value of 'skb_eth_pop'
Warning: net/core/skbuff.c:6519 No description found for return value of 'skb_eth_push'
Warning: net/core/skbuff.c:6575 No description found for return value of 'skb_mpls_push'
Warning: net/core/skbuff.c:6628 No description found for return value of 'skb_mpls_pop'
Warning: net/core/skbuff.c:6670 No description found for return value of 'skb_mpls_update_lse'
Warning: net/core/skbuff.c:6702 No description found for return value of 'skb_mpls_dec_ttl'
Warning: net/core/skbuff.c:6740 No description found for return value of 'alloc_skb_with_frags'
Warning: net/core/skbuff.c:7061 No description found for return value of '__skb_ext_alloc'
Warning: net/core/skbuff.c:7120 No description found for return value of '__skb_ext_set'
Warning: net/core/skbuff.c:7148 No description found for return value of 'skb_ext_add'
Warning: net/core/skbuff.c:7343 No description found for return value of 'skb_splice_from_iter'
Warning: net/core/skbuff.c:488 No description found for return value of '__build_skb'
Warning: net/core/skbuff.c:525 No description found for return value of 'build_skb_around'
Warning: net/core/skbuff.c:550 No description found for return value of '__napi_build_skb'
Warning: net/core/skbuff.c:574 No description found for return value of 'napi_build_skb'
Warning: net/core/skbuff.c:673 No description found for return value of '__alloc_skb'
Warning: net/core/skbuff.c:760 No description found for return value of '__netdev_alloc_skb'
Warning: net/core/skbuff.c:836 No description found for return value of 'napi_alloc_skb'
Warning: net/core/skbuff.c:1052 No description found for return value of 'skb_pp_frag_ref'
Warning: net/core/skbuff.c:1637 No description found for return value of 'alloc_skb_for_msg'
Warning: net/core/skbuff.c:1668 No description found for return value of 'skb_morph'
Warning: net/core/skbuff.c:1990 No description found for return value of 'skb_copy_ubufs'
Warning: net/core/skbuff.c:2090 No description found for return value of 'skb_clone'
Warning: net/core/skbuff.c:2170 No description found for return value of 'skb_copy'
Warning: net/core/skbuff.c:2219 No description found for return value of '__pskb_copy_fclone'
Warning: net/core/skbuff.c:2287 No description found for return value of 'pskb_expand_head'
Warning: net/core/skbuff.c:2451 No description found for return value of 'skb_expand_head'
Warning: net/core/skbuff.c:2510 No description found for return value of 'skb_copy_expand'
Warning: net/core/skbuff.c:2570 No description found for return value of '__skb_pad'
Warning: net/core/skbuff.c:2618 No description found for return value of 'pskb_put'
Warning: net/core/skbuff.c:2637 No description found for return value of 'skb_put'
Warning: net/core/skbuff.c:2658 No description found for return value of 'skb_push'
Warning: net/core/skbuff.c:2678 No description found for return value of 'skb_pull'
Warning: net/core/skbuff.c:2695 No description found for return value of 'skb_pull_data'
Warning: net/core/skbuff.c:2858 No description found for return value of '__pskb_pull_tail'
Warning: net/core/skbuff.c:3002 No description found for return value of 'skb_copy_bits'
Warning: net/core/skbuff.c:3431 No description found for return value of 'skb_store_bits'
Warning: net/core/skbuff.c:3859 No description found for return value of 'skb_zerocopy'
Warning: net/core/skbuff.c:3954 No description found for return value of 'skb_dequeue'
Warning: net/core/skbuff.c:3974 No description found for return value of 'skb_dequeue_tail'
Warning: net/core/skbuff.c:4024 No description found for return value of 'skb_rbtree_purge'
Warning: net/core/skbuff.c:4257 No description found for return value of 'skb_shift'
Warning: net/core/skbuff.c:4422 No description found for return value of 'skb_seq_read'
Warning: net/core/skbuff.c:4584 No description found for return value of 'skb_find_text'
Warning: net/core/skbuff.c:4632 No description found for return value of 'skb_pull_rcsum'
Warning: net/core/skbuff.c:4759 No description found for return value of 'skb_segment'
Warning: net/core/skbuff.c:5290 No description found for return value of 'skb_to_sgvec'
Warning: net/core/skbuff.c:5348 No description found for return value of 'skb_cow_data'
Warning: net/core/skbuff.c:5530 No description found for return value of 'skb_clone_sk'
Warning: net/core/skbuff.c:5790 No description found for return value of 'skb_partial_csum_set'
Warning: net/core/skbuff.c:6018 No description found for return value of 'skb_checksum_setup'
Warning: net/core/skbuff.c:6054 No description found for return value of 'skb_checksum_maybe_trim'
Warning: net/core/skbuff.c:6095 No description found for return value of 'skb_checksum_trimmed'
Warning: net/core/skbuff.c:6152 No description found for return value of 'skb_try_coalesce'
Warning: net/core/skbuff.c:6491 No description found for return value of 'skb_eth_pop'
Warning: net/core/skbuff.c:6519 No description found for return value of 'skb_eth_push'
Warning: net/core/skbuff.c:6575 No description found for return value of 'skb_mpls_push'
Warning: net/core/skbuff.c:6628 No description found for return value of 'skb_mpls_pop'
Warning: net/core/skbuff.c:6670 No description found for return value of 'skb_mpls_update_lse'
Warning: net/core/skbuff.c:6702 No description found for return value of 'skb_mpls_dec_ttl'
Warning: net/core/skbuff.c:6740 No description found for return value of 'alloc_skb_with_frags'
Warning: net/core/skbuff.c:7061 No description found for return value of '__skb_ext_alloc'
Warning: net/core/skbuff.c:7120 No description found for return value of '__skb_ext_set'
Warning: net/core/skbuff.c:7148 No description found for return value of 'skb_ext_add'
Warning: net/core/skbuff.c:7343 No description found for return value of 'skb_splice_from_iter'

Current warnings:
files: ['net/core/net-sysfs.h', 'net/core/skbuff.c', 'net/core/sysctl_net_core.c']
Warning: net/core/skbuff.c:489 No description found for return value of '__build_skb'
Warning: net/core/skbuff.c:526 No description found for return value of 'build_skb_around'
Warning: net/core/skbuff.c:551 No description found for return value of '__napi_build_skb'
Warning: net/core/skbuff.c:575 No description found for return value of 'napi_build_skb'
Warning: net/core/skbuff.c:674 No description found for return value of '__alloc_skb'
Warning: net/core/skbuff.c:761 No description found for return value of '__netdev_alloc_skb'
Warning: net/core/skbuff.c:837 No description found for return value of 'napi_alloc_skb'
Warning: net/core/skbuff.c:1053 No description found for return value of 'skb_pp_frag_ref'
Warning: net/core/skbuff.c:1639 No description found for return value of 'alloc_skb_for_msg'
Warning: net/core/skbuff.c:1670 No description found for return value of 'skb_morph'
Warning: net/core/skbuff.c:1992 No description found for return value of 'skb_copy_ubufs'
Warning: net/core/skbuff.c:2092 No description found for return value of 'skb_clone'
Warning: net/core/skbuff.c:2172 No description found for return value of 'skb_copy'
Warning: net/core/skbuff.c:2221 No description found for return value of '__pskb_copy_fclone'
Warning: net/core/skbuff.c:2289 No description found for return value of 'pskb_expand_head'
Warning: net/core/skbuff.c:2453 No description found for return value of 'skb_expand_head'
Warning: net/core/skbuff.c:2512 No description found for return value of 'skb_copy_expand'
Warning: net/core/skbuff.c:2572 No description found for return value of '__skb_pad'
Warning: net/core/skbuff.c:2620 No description found for return value of 'pskb_put'
Warning: net/core/skbuff.c:2639 No description found for return value of 'skb_put'
Warning: net/core/skbuff.c:2660 No description found for return value of 'skb_push'
Warning: net/core/skbuff.c:2680 No description found for return value of 'skb_pull'
Warning: net/core/skbuff.c:2697 No description found for return value of 'skb_pull_data'
Warning: net/core/skbuff.c:2860 No description found for return value of '__pskb_pull_tail'
Warning: net/core/skbuff.c:3004 No description found for return value of 'skb_copy_bits'
Warning: net/core/skbuff.c:3433 No description found for return value of 'skb_store_bits'
Warning: net/core/skbuff.c:3861 No description found for return value of 'skb_zerocopy'
Warning: net/core/skbuff.c:3956 No description found for return value of 'skb_dequeue'
Warning: net/core/skbuff.c:3976 No description found for return value of 'skb_dequeue_tail'
Warning: net/core/skbuff.c:4026 No description found for return value of 'skb_rbtree_purge'
Warning: net/core/skbuff.c:4259 No description found for return value of 'skb_shift'
Warning: net/core/skbuff.c:4424 No description found for return value of 'skb_seq_read'
Warning: net/core/skbuff.c:4586 No description found for return value of 'skb_find_text'
Warning: net/core/skbuff.c:4634 No description found for return value of 'skb_pull_rcsum'
Warning: net/core/skbuff.c:4761 No description found for return value of 'skb_segment'
Warning: net/core/skbuff.c:5292 No description found for return value of 'skb_to_sgvec'
Warning: net/core/skbuff.c:5350 No description found for return value of 'skb_cow_data'
Warning: net/core/skbuff.c:5532 No description found for return value of 'skb_clone_sk'
Warning: net/core/skbuff.c:5792 No description found for return value of 'skb_partial_csum_set'
Warning: net/core/skbuff.c:6020 No description found for return value of 'skb_checksum_setup'
Warning: net/core/skbuff.c:6056 No description found for return value of 'skb_checksum_maybe_trim'
Warning: net/core/skbuff.c:6097 No description found for return value of 'skb_checksum_trimmed'
Warning: net/core/skbuff.c:6154 No description found for return value of 'skb_try_coalesce'
Warning: net/core/skbuff.c:6493 No description found for return value of 'skb_eth_pop'
Warning: net/core/skbuff.c:6521 No description found for return value of 'skb_eth_push'
Warning: net/core/skbuff.c:6577 No description found for return value of 'skb_mpls_push'
Warning: net/core/skbuff.c:6630 No description found for return value of 'skb_mpls_pop'
Warning: net/core/skbuff.c:6672 No description found for return value of 'skb_mpls_update_lse'
Warning: net/core/skbuff.c:6704 No description found for return value of 'skb_mpls_dec_ttl'
Warning: net/core/skbuff.c:6742 No description found for return value of 'alloc_skb_with_frags'
Warning: net/core/skbuff.c:7063 No description found for return value of '__skb_ext_alloc'
Warning: net/core/skbuff.c:7122 No description found for return value of '__skb_ext_set'
Warning: net/core/skbuff.c:7150 No description found for return value of 'skb_ext_add'
Warning: net/core/skbuff.c:7346 No description found for return value of 'skb_splice_from_iter'
Warning: net/core/skbuff.c:489 No description found for return value of '__build_skb'
Warning: net/core/skbuff.c:526 No description found for return value of 'build_skb_around'
Warning: net/core/skbuff.c:551 No description found for return value of '__napi_build_skb'
Warning: net/core/skbuff.c:575 No description found for return value of 'napi_build_skb'
Warning: net/core/skbuff.c:674 No description found for return value of '__alloc_skb'
Warning: net/core/skbuff.c:761 No description found for return value of '__netdev_alloc_skb'
Warning: net/core/skbuff.c:837 No description found for return value of 'napi_alloc_skb'
Warning: net/core/skbuff.c:1053 No description found for return value of 'skb_pp_frag_ref'
Warning: net/core/skbuff.c:1639 No description found for return value of 'alloc_skb_for_msg'
Warning: net/core/skbuff.c:1670 No description found for return value of 'skb_morph'
Warning: net/core/skbuff.c:1992 No description found for return value of 'skb_copy_ubufs'
Warning: net/core/skbuff.c:2092 No description found for return value of 'skb_clone'
Warning: net/core/skbuff.c:2172 No description found for return value of 'skb_copy'
Warning: net/core/skbuff.c:2221 No description found for return value of '__pskb_copy_fclone'
Warning: net/core/skbuff.c:2289 No description found for return value of 'pskb_expand_head'
Warning: net/core/skbuff.c:2453 No description found for return value of 'skb_expand_head'
Warning: net/core/skbuff.c:2512 No description found for return value of 'skb_copy_expand'
Warning: net/core/skbuff.c:2572 No description found for return value of '__skb_pad'
Warning: net/core/skbuff.c:2620 No description found for return value of 'pskb_put'
Warning: net/core/skbuff.c:2639 No description found for return value of 'skb_put'
Warning: net/core/skbuff.c:2660 No description found for return value of 'skb_push'
Warning: net/core/skbuff.c:2680 No description found for return value of 'skb_pull'
Warning: net/core/skbuff.c:2697 No description found for return value of 'skb_pull_data'
Warning: net/core/skbuff.c:2860 No description found for return value of '__pskb_pull_tail'
Warning: net/core/skbuff.c:3004 No description found for return value of 'skb_copy_bits'
Warning: net/core/skbuff.c:3433 No description found for return value of 'skb_store_bits'
Warning: net/core/skbuff.c:3861 No description found for return value of 'skb_zerocopy'
Warning: net/core/skbuff.c:3956 No description found for return value of 'skb_dequeue'
Warning: net/core/skbuff.c:3976 No description found for return value of 'skb_dequeue_tail'
Warning: net/core/skbuff.c:4026 No description found for return value of 'skb_rbtree_purge'
Warning: net/core/skbuff.c:4259 No description found for return value of 'skb_shift'
Warning: net/core/skbuff.c:4424 No description found for return value of 'skb_seq_read'
Warning: net/core/skbuff.c:4586 No description found for return value of 'skb_find_text'
Warning: net/core/skbuff.c:4634 No description found for return value of 'skb_pull_rcsum'
Warning: net/core/skbuff.c:4761 No description found for return value of 'skb_segment'
Warning: net/core/skbuff.c:5292 No description found for return value of 'skb_to_sgvec'
Warning: net/core/skbuff.c:5350 No description found for return value of 'skb_cow_data'
Warning: net/core/skbuff.c:5532 No description found for return value of 'skb_clone_sk'
Warning: net/core/skbuff.c:5792 No description found for return value of 'skb_partial_csum_set'
Warning: net/core/skbuff.c:6020 No description found for return value of 'skb_checksum_setup'
Warning: net/core/skbuff.c:6056 No description found for return value of 'skb_checksum_maybe_trim'
Warning: net/core/skbuff.c:6097 No description found for return value of 'skb_checksum_trimmed'
Warning: net/core/skbuff.c:6154 No description found for return value of 'skb_try_coalesce'
Warning: net/core/skbuff.c:6493 No description found for return value of 'skb_eth_pop'
Warning: net/core/skbuff.c:6521 No description found for return value of 'skb_eth_push'
Warning: net/core/skbuff.c:6577 No description found for return value of 'skb_mpls_push'
Warning: net/core/skbuff.c:6630 No description found for return value of 'skb_mpls_pop'
Warning: net/core/skbuff.c:6672 No description found for return value of 'skb_mpls_update_lse'
Warning: net/core/skbuff.c:6704 No description found for return value of 'skb_mpls_dec_ttl'
Warning: net/core/skbuff.c:6742 No description found for return value of 'alloc_skb_with_frags'
Warning: net/core/skbuff.c:7063 No description found for return value of '__skb_ext_alloc'
Warning: net/core/skbuff.c:7122 No description found for return value of '__skb_ext_set'
Warning: net/core/skbuff.c:7150 No description found for return value of 'skb_ext_add'
Warning: net/core/skbuff.c:7346 No description found for return value of 'skb_splice_from_iter'

Warnings before: 108 after: 108