Warnings before patch:
files: ['net/core/skbuff.c']
Warning: net/core/skbuff.c:467 No description found for return value of '__build_skb'
Warning: net/core/skbuff.c:504 No description found for return value of 'build_skb_around'
Warning: net/core/skbuff.c:529 No description found for return value of '__napi_build_skb'
Warning: net/core/skbuff.c:553 No description found for return value of 'napi_build_skb'
Warning: net/core/skbuff.c:646 No description found for return value of '__alloc_skb'
Warning: net/core/skbuff.c:723 No description found for return value of '__netdev_alloc_skb'
Warning: net/core/skbuff.c:799 No description found for return value of 'napi_alloc_skb'
Warning: net/core/skbuff.c:1026 No description found for return value of 'skb_pp_frag_ref'
Warning: net/core/skbuff.c:1599 No description found for return value of 'alloc_skb_for_msg'
Warning: net/core/skbuff.c:1630 No description found for return value of 'skb_morph'
Warning: net/core/skbuff.c:1952 No description found for return value of 'skb_copy_ubufs'
Warning: net/core/skbuff.c:2052 No description found for return value of 'skb_clone'
Warning: net/core/skbuff.c:2132 No description found for return value of 'skb_copy'
Warning: net/core/skbuff.c:2181 No description found for return value of '__pskb_copy_fclone'
Warning: net/core/skbuff.c:2249 No description found for return value of 'pskb_expand_head'
Warning: net/core/skbuff.c:2413 No description found for return value of 'skb_expand_head'
Warning: net/core/skbuff.c:2472 No description found for return value of 'skb_copy_expand'
Warning: net/core/skbuff.c:2532 No description found for return value of '__skb_pad'
Warning: net/core/skbuff.c:2580 No description found for return value of 'pskb_put'
Warning: net/core/skbuff.c:2599 No description found for return value of 'skb_put'
Warning: net/core/skbuff.c:2620 No description found for return value of 'skb_push'
Warning: net/core/skbuff.c:2640 No description found for return value of 'skb_pull'
Warning: net/core/skbuff.c:2657 No description found for return value of 'skb_pull_data'
Warning: net/core/skbuff.c:2820 No description found for return value of '__pskb_pull_tail'
Warning: net/core/skbuff.c:2964 No description found for return value of 'skb_copy_bits'
Warning: net/core/skbuff.c:3393 No description found for return value of 'skb_store_bits'
Warning: net/core/skbuff.c:3821 No description found for return value of 'skb_zerocopy'
Warning: net/core/skbuff.c:3916 No description found for return value of 'skb_dequeue'
Warning: net/core/skbuff.c:3936 No description found for return value of 'skb_dequeue_tail'
Warning: net/core/skbuff.c:3986 No description found for return value of 'skb_rbtree_purge'
Warning: net/core/skbuff.c:4219 No description found for return value of 'skb_shift'
Warning: net/core/skbuff.c:4384 No description found for return value of 'skb_seq_read'
Warning: net/core/skbuff.c:4546 No description found for return value of 'skb_find_text'
Warning: net/core/skbuff.c:4594 No description found for return value of 'skb_pull_rcsum'
Warning: net/core/skbuff.c:4719 No description found for return value of 'skb_segment'
Warning: net/core/skbuff.c:5247 No description found for return value of 'skb_to_sgvec'
Warning: net/core/skbuff.c:5305 No description found for return value of 'skb_cow_data'
Warning: net/core/skbuff.c:5487 No description found for return value of 'skb_clone_sk'
Warning: net/core/skbuff.c:5734 No description found for return value of 'skb_partial_csum_set'
Warning: net/core/skbuff.c:5962 No description found for return value of 'skb_checksum_setup'
Warning: net/core/skbuff.c:5998 No description found for return value of 'skb_checksum_maybe_trim'
Warning: net/core/skbuff.c:6039 No description found for return value of 'skb_checksum_trimmed'
Warning: net/core/skbuff.c:6096 No description found for return value of 'skb_try_coalesce'
Warning: net/core/skbuff.c:6435 No description found for return value of 'skb_eth_pop'
Warning: net/core/skbuff.c:6463 No description found for return value of 'skb_eth_push'
Warning: net/core/skbuff.c:6519 No description found for return value of 'skb_mpls_push'
Warning: net/core/skbuff.c:6572 No description found for return value of 'skb_mpls_pop'
Warning: net/core/skbuff.c:6614 No description found for return value of 'skb_mpls_update_lse'
Warning: net/core/skbuff.c:6646 No description found for return value of 'skb_mpls_dec_ttl'
Warning: net/core/skbuff.c:6684 No description found for return value of 'alloc_skb_with_frags'
Warning: net/core/skbuff.c:7005 No description found for return value of '__skb_ext_alloc'
Warning: net/core/skbuff.c:7064 No description found for return value of '__skb_ext_set'
Warning: net/core/skbuff.c:7092 No description found for return value of 'skb_ext_add'
Warning: net/core/skbuff.c:7277 No description found for return value of 'skb_splice_from_iter'

Current warnings:
files: ['net/core/skbuff.c']
Warning: net/core/skbuff.c:469 No description found for return value of '__build_skb'
Warning: net/core/skbuff.c:506 No description found for return value of 'build_skb_around'
Warning: net/core/skbuff.c:531 No description found for return value of '__napi_build_skb'
Warning: net/core/skbuff.c:555 No description found for return value of 'napi_build_skb'
Warning: net/core/skbuff.c:648 No description found for return value of '__alloc_skb'
Warning: net/core/skbuff.c:725 No description found for return value of '__netdev_alloc_skb'
Warning: net/core/skbuff.c:801 No description found for return value of 'napi_alloc_skb'
Warning: net/core/skbuff.c:1028 No description found for return value of 'skb_pp_frag_ref'
Warning: net/core/skbuff.c:1601 No description found for return value of 'alloc_skb_for_msg'
Warning: net/core/skbuff.c:1632 No description found for return value of 'skb_morph'
Warning: net/core/skbuff.c:1954 No description found for return value of 'skb_copy_ubufs'
Warning: net/core/skbuff.c:2054 No description found for return value of 'skb_clone'
Warning: net/core/skbuff.c:2134 No description found for return value of 'skb_copy'
Warning: net/core/skbuff.c:2183 No description found for return value of '__pskb_copy_fclone'
Warning: net/core/skbuff.c:2251 No description found for return value of 'pskb_expand_head'
Warning: net/core/skbuff.c:2415 No description found for return value of 'skb_expand_head'
Warning: net/core/skbuff.c:2474 No description found for return value of 'skb_copy_expand'
Warning: net/core/skbuff.c:2534 No description found for return value of '__skb_pad'
Warning: net/core/skbuff.c:2582 No description found for return value of 'pskb_put'
Warning: net/core/skbuff.c:2601 No description found for return value of 'skb_put'
Warning: net/core/skbuff.c:2622 No description found for return value of 'skb_push'
Warning: net/core/skbuff.c:2642 No description found for return value of 'skb_pull'
Warning: net/core/skbuff.c:2659 No description found for return value of 'skb_pull_data'
Warning: net/core/skbuff.c:2822 No description found for return value of '__pskb_pull_tail'
Warning: net/core/skbuff.c:2966 No description found for return value of 'skb_copy_bits'
Warning: net/core/skbuff.c:3395 No description found for return value of 'skb_store_bits'
Warning: net/core/skbuff.c:3823 No description found for return value of 'skb_zerocopy'
Warning: net/core/skbuff.c:3918 No description found for return value of 'skb_dequeue'
Warning: net/core/skbuff.c:3938 No description found for return value of 'skb_dequeue_tail'
Warning: net/core/skbuff.c:3988 No description found for return value of 'skb_rbtree_purge'
Warning: net/core/skbuff.c:4221 No description found for return value of 'skb_shift'
Warning: net/core/skbuff.c:4386 No description found for return value of 'skb_seq_read'
Warning: net/core/skbuff.c:4548 No description found for return value of 'skb_find_text'
Warning: net/core/skbuff.c:4596 No description found for return value of 'skb_pull_rcsum'
Warning: net/core/skbuff.c:4721 No description found for return value of 'skb_segment'
Warning: net/core/skbuff.c:5249 No description found for return value of 'skb_to_sgvec'
Warning: net/core/skbuff.c:5307 No description found for return value of 'skb_cow_data'
Warning: net/core/skbuff.c:5489 No description found for return value of 'skb_clone_sk'
Warning: net/core/skbuff.c:5736 No description found for return value of 'skb_partial_csum_set'
Warning: net/core/skbuff.c:5964 No description found for return value of 'skb_checksum_setup'
Warning: net/core/skbuff.c:6000 No description found for return value of 'skb_checksum_maybe_trim'
Warning: net/core/skbuff.c:6041 No description found for return value of 'skb_checksum_trimmed'
Warning: net/core/skbuff.c:6098 No description found for return value of 'skb_try_coalesce'
Warning: net/core/skbuff.c:6437 No description found for return value of 'skb_eth_pop'
Warning: net/core/skbuff.c:6465 No description found for return value of 'skb_eth_push'
Warning: net/core/skbuff.c:6521 No description found for return value of 'skb_mpls_push'
Warning: net/core/skbuff.c:6574 No description found for return value of 'skb_mpls_pop'
Warning: net/core/skbuff.c:6616 No description found for return value of 'skb_mpls_update_lse'
Warning: net/core/skbuff.c:6648 No description found for return value of 'skb_mpls_dec_ttl'
Warning: net/core/skbuff.c:6686 No description found for return value of 'alloc_skb_with_frags'
Warning: net/core/skbuff.c:7007 No description found for return value of '__skb_ext_alloc'
Warning: net/core/skbuff.c:7066 No description found for return value of '__skb_ext_set'
Warning: net/core/skbuff.c:7094 No description found for return value of 'skb_ext_add'
Warning: net/core/skbuff.c:7279 No description found for return value of 'skb_splice_from_iter'

Warnings before: 54 after: 54