Warnings before patch:
files: ['net/core/skbuff.c']
Warning: net/core/skbuff.c:468 No description found for return value of '__build_skb'
Warning: net/core/skbuff.c:505 No description found for return value of 'build_skb_around'
Warning: net/core/skbuff.c:530 No description found for return value of '__napi_build_skb'
Warning: net/core/skbuff.c:554 No description found for return value of 'napi_build_skb'
Warning: net/core/skbuff.c:647 No description found for return value of '__alloc_skb'
Warning: net/core/skbuff.c:730 No description found for return value of '__netdev_alloc_skb'
Warning: net/core/skbuff.c:806 No description found for return value of 'napi_alloc_skb'
Warning: net/core/skbuff.c:1033 No description found for return value of 'skb_pp_frag_ref'
Warning: net/core/skbuff.c:1604 No description found for return value of 'alloc_skb_for_msg'
Warning: net/core/skbuff.c:1635 No description found for return value of 'skb_morph'
Warning: net/core/skbuff.c:1957 No description found for return value of 'skb_copy_ubufs'
Warning: net/core/skbuff.c:2057 No description found for return value of 'skb_clone'
Warning: net/core/skbuff.c:2137 No description found for return value of 'skb_copy'
Warning: net/core/skbuff.c:2186 No description found for return value of '__pskb_copy_fclone'
Warning: net/core/skbuff.c:2254 No description found for return value of 'pskb_expand_head'
Warning: net/core/skbuff.c:2418 No description found for return value of 'skb_expand_head'
Warning: net/core/skbuff.c:2477 No description found for return value of 'skb_copy_expand'
Warning: net/core/skbuff.c:2537 No description found for return value of '__skb_pad'
Warning: net/core/skbuff.c:2585 No description found for return value of 'pskb_put'
Warning: net/core/skbuff.c:2604 No description found for return value of 'skb_put'
Warning: net/core/skbuff.c:2625 No description found for return value of 'skb_push'
Warning: net/core/skbuff.c:2645 No description found for return value of 'skb_pull'
Warning: net/core/skbuff.c:2662 No description found for return value of 'skb_pull_data'
Warning: net/core/skbuff.c:2825 No description found for return value of '__pskb_pull_tail'
Warning: net/core/skbuff.c:2969 No description found for return value of 'skb_copy_bits'
Warning: net/core/skbuff.c:3398 No description found for return value of 'skb_store_bits'
Warning: net/core/skbuff.c:3826 No description found for return value of 'skb_zerocopy'
Warning: net/core/skbuff.c:3921 No description found for return value of 'skb_dequeue'
Warning: net/core/skbuff.c:3941 No description found for return value of 'skb_dequeue_tail'
Warning: net/core/skbuff.c:3991 No description found for return value of 'skb_rbtree_purge'
Warning: net/core/skbuff.c:4224 No description found for return value of 'skb_shift'
Warning: net/core/skbuff.c:4389 No description found for return value of 'skb_seq_read'
Warning: net/core/skbuff.c:4551 No description found for return value of 'skb_find_text'
Warning: net/core/skbuff.c:4599 No description found for return value of 'skb_pull_rcsum'
Warning: net/core/skbuff.c:4724 No description found for return value of 'skb_segment'
Warning: net/core/skbuff.c:5252 No description found for return value of 'skb_to_sgvec'
Warning: net/core/skbuff.c:5310 No description found for return value of 'skb_cow_data'
Warning: net/core/skbuff.c:5492 No description found for return value of 'skb_clone_sk'
Warning: net/core/skbuff.c:5739 No description found for return value of 'skb_partial_csum_set'
Warning: net/core/skbuff.c:5967 No description found for return value of 'skb_checksum_setup'
Warning: net/core/skbuff.c:6003 No description found for return value of 'skb_checksum_maybe_trim'
Warning: net/core/skbuff.c:6044 No description found for return value of 'skb_checksum_trimmed'
Warning: net/core/skbuff.c:6101 No description found for return value of 'skb_try_coalesce'
Warning: net/core/skbuff.c:6440 No description found for return value of 'skb_eth_pop'
Warning: net/core/skbuff.c:6468 No description found for return value of 'skb_eth_push'
Warning: net/core/skbuff.c:6524 No description found for return value of 'skb_mpls_push'
Warning: net/core/skbuff.c:6577 No description found for return value of 'skb_mpls_pop'
Warning: net/core/skbuff.c:6619 No description found for return value of 'skb_mpls_update_lse'
Warning: net/core/skbuff.c:6651 No description found for return value of 'skb_mpls_dec_ttl'
Warning: net/core/skbuff.c:6689 No description found for return value of 'alloc_skb_with_frags'
Warning: net/core/skbuff.c:7010 No description found for return value of '__skb_ext_alloc'
Warning: net/core/skbuff.c:7069 No description found for return value of '__skb_ext_set'
Warning: net/core/skbuff.c:7097 No description found for return value of 'skb_ext_add'
Warning: net/core/skbuff.c:7282 No description found for return value of 'skb_splice_from_iter'

Current warnings:
files: ['net/core/skbuff.c']
Warning: net/core/skbuff.c:468 No description found for return value of '__build_skb'
Warning: net/core/skbuff.c:505 No description found for return value of 'build_skb_around'
Warning: net/core/skbuff.c:530 No description found for return value of '__napi_build_skb'
Warning: net/core/skbuff.c:554 No description found for return value of 'napi_build_skb'
Warning: net/core/skbuff.c:647 No description found for return value of '__alloc_skb'
Warning: net/core/skbuff.c:735 No description found for return value of '__netdev_alloc_skb'
Warning: net/core/skbuff.c:811 No description found for return value of 'napi_alloc_skb'
Warning: net/core/skbuff.c:1038 No description found for return value of 'skb_pp_frag_ref'
Warning: net/core/skbuff.c:1609 No description found for return value of 'alloc_skb_for_msg'
Warning: net/core/skbuff.c:1640 No description found for return value of 'skb_morph'
Warning: net/core/skbuff.c:1962 No description found for return value of 'skb_copy_ubufs'
Warning: net/core/skbuff.c:2062 No description found for return value of 'skb_clone'
Warning: net/core/skbuff.c:2142 No description found for return value of 'skb_copy'
Warning: net/core/skbuff.c:2191 No description found for return value of '__pskb_copy_fclone'
Warning: net/core/skbuff.c:2259 No description found for return value of 'pskb_expand_head'
Warning: net/core/skbuff.c:2423 No description found for return value of 'skb_expand_head'
Warning: net/core/skbuff.c:2482 No description found for return value of 'skb_copy_expand'
Warning: net/core/skbuff.c:2542 No description found for return value of '__skb_pad'
Warning: net/core/skbuff.c:2590 No description found for return value of 'pskb_put'
Warning: net/core/skbuff.c:2609 No description found for return value of 'skb_put'
Warning: net/core/skbuff.c:2630 No description found for return value of 'skb_push'
Warning: net/core/skbuff.c:2650 No description found for return value of 'skb_pull'
Warning: net/core/skbuff.c:2667 No description found for return value of 'skb_pull_data'
Warning: net/core/skbuff.c:2830 No description found for return value of '__pskb_pull_tail'
Warning: net/core/skbuff.c:2974 No description found for return value of 'skb_copy_bits'
Warning: net/core/skbuff.c:3403 No description found for return value of 'skb_store_bits'
Warning: net/core/skbuff.c:3831 No description found for return value of 'skb_zerocopy'
Warning: net/core/skbuff.c:3926 No description found for return value of 'skb_dequeue'
Warning: net/core/skbuff.c:3946 No description found for return value of 'skb_dequeue_tail'
Warning: net/core/skbuff.c:3996 No description found for return value of 'skb_rbtree_purge'
Warning: net/core/skbuff.c:4229 No description found for return value of 'skb_shift'
Warning: net/core/skbuff.c:4394 No description found for return value of 'skb_seq_read'
Warning: net/core/skbuff.c:4556 No description found for return value of 'skb_find_text'
Warning: net/core/skbuff.c:4604 No description found for return value of 'skb_pull_rcsum'
Warning: net/core/skbuff.c:4729 No description found for return value of 'skb_segment'
Warning: net/core/skbuff.c:5257 No description found for return value of 'skb_to_sgvec'
Warning: net/core/skbuff.c:5315 No description found for return value of 'skb_cow_data'
Warning: net/core/skbuff.c:5497 No description found for return value of 'skb_clone_sk'
Warning: net/core/skbuff.c:5744 No description found for return value of 'skb_partial_csum_set'
Warning: net/core/skbuff.c:5972 No description found for return value of 'skb_checksum_setup'
Warning: net/core/skbuff.c:6008 No description found for return value of 'skb_checksum_maybe_trim'
Warning: net/core/skbuff.c:6049 No description found for return value of 'skb_checksum_trimmed'
Warning: net/core/skbuff.c:6106 No description found for return value of 'skb_try_coalesce'
Warning: net/core/skbuff.c:6445 No description found for return value of 'skb_eth_pop'
Warning: net/core/skbuff.c:6473 No description found for return value of 'skb_eth_push'
Warning: net/core/skbuff.c:6529 No description found for return value of 'skb_mpls_push'
Warning: net/core/skbuff.c:6582 No description found for return value of 'skb_mpls_pop'
Warning: net/core/skbuff.c:6624 No description found for return value of 'skb_mpls_update_lse'
Warning: net/core/skbuff.c:6656 No description found for return value of 'skb_mpls_dec_ttl'
Warning: net/core/skbuff.c:6694 No description found for return value of 'alloc_skb_with_frags'
Warning: net/core/skbuff.c:7015 No description found for return value of '__skb_ext_alloc'
Warning: net/core/skbuff.c:7074 No description found for return value of '__skb_ext_set'
Warning: net/core/skbuff.c:7102 No description found for return value of 'skb_ext_add'
Warning: net/core/skbuff.c:7287 No description found for return value of 'skb_splice_from_iter'

Warnings before: 54 after: 54