Warnings before patch:
files: ['net/core/skbuff.c']
Warning: net/core/skbuff.c:466 No description found for return value of '__build_skb'
Warning: net/core/skbuff.c:503 No description found for return value of 'build_skb_around'
Warning: net/core/skbuff.c:528 No description found for return value of '__napi_build_skb'
Warning: net/core/skbuff.c:552 No description found for return value of 'napi_build_skb'
Warning: net/core/skbuff.c:645 No description found for return value of '__alloc_skb'
Warning: net/core/skbuff.c:722 No description found for return value of '__netdev_alloc_skb'
Warning: net/core/skbuff.c:798 No description found for return value of 'napi_alloc_skb'
Warning: net/core/skbuff.c:1025 No description found for return value of 'skb_pp_frag_ref'
Warning: net/core/skbuff.c:1589 No description found for return value of 'alloc_skb_for_msg'
Warning: net/core/skbuff.c:1620 No description found for return value of 'skb_morph'
Warning: net/core/skbuff.c:1942 No description found for return value of 'skb_copy_ubufs'
Warning: net/core/skbuff.c:2042 No description found for return value of 'skb_clone'
Warning: net/core/skbuff.c:2122 No description found for return value of 'skb_copy'
Warning: net/core/skbuff.c:2171 No description found for return value of '__pskb_copy_fclone'
Warning: net/core/skbuff.c:2235 No description found for return value of 'pskb_expand_head'
Warning: net/core/skbuff.c:2401 No description found for return value of 'skb_expand_head'
Warning: net/core/skbuff.c:2460 No description found for return value of 'skb_copy_expand'
Warning: net/core/skbuff.c:2520 No description found for return value of '__skb_pad'
Warning: net/core/skbuff.c:2568 No description found for return value of 'pskb_put'
Warning: net/core/skbuff.c:2587 No description found for return value of 'skb_put'
Warning: net/core/skbuff.c:2608 No description found for return value of 'skb_push'
Warning: net/core/skbuff.c:2628 No description found for return value of 'skb_pull'
Warning: net/core/skbuff.c:2645 No description found for return value of 'skb_pull_data'
Warning: net/core/skbuff.c:2808 No description found for return value of '__pskb_pull_tail'
Warning: net/core/skbuff.c:2952 No description found for return value of 'skb_copy_bits'
Warning: net/core/skbuff.c:3381 No description found for return value of 'skb_store_bits'
Warning: net/core/skbuff.c:3809 No description found for return value of 'skb_zerocopy'
Warning: net/core/skbuff.c:3904 No description found for return value of 'skb_dequeue'
Warning: net/core/skbuff.c:3924 No description found for return value of 'skb_dequeue_tail'
Warning: net/core/skbuff.c:3974 No description found for return value of 'skb_rbtree_purge'
Warning: net/core/skbuff.c:4207 No description found for return value of 'skb_shift'
Warning: net/core/skbuff.c:4372 No description found for return value of 'skb_seq_read'
Warning: net/core/skbuff.c:4534 No description found for return value of 'skb_find_text'
Warning: net/core/skbuff.c:4582 No description found for return value of 'skb_pull_rcsum'
Warning: net/core/skbuff.c:4707 No description found for return value of 'skb_segment'
Warning: net/core/skbuff.c:5235 No description found for return value of 'skb_to_sgvec'
Warning: net/core/skbuff.c:5293 No description found for return value of 'skb_cow_data'
Warning: net/core/skbuff.c:5475 No description found for return value of 'skb_clone_sk'
Warning: net/core/skbuff.c:5722 No description found for return value of 'skb_partial_csum_set'
Warning: net/core/skbuff.c:5950 No description found for return value of 'skb_checksum_setup'
Warning: net/core/skbuff.c:5986 No description found for return value of 'skb_checksum_maybe_trim'
Warning: net/core/skbuff.c:6027 No description found for return value of 'skb_checksum_trimmed'
Warning: net/core/skbuff.c:6084 No description found for return value of 'skb_try_coalesce'
Warning: net/core/skbuff.c:6423 No description found for return value of 'skb_eth_pop'
Warning: net/core/skbuff.c:6451 No description found for return value of 'skb_eth_push'
Warning: net/core/skbuff.c:6507 No description found for return value of 'skb_mpls_push'
Warning: net/core/skbuff.c:6560 No description found for return value of 'skb_mpls_pop'
Warning: net/core/skbuff.c:6602 No description found for return value of 'skb_mpls_update_lse'
Warning: net/core/skbuff.c:6634 No description found for return value of 'skb_mpls_dec_ttl'
Warning: net/core/skbuff.c:6672 No description found for return value of 'alloc_skb_with_frags'
Warning: net/core/skbuff.c:6993 No description found for return value of '__skb_ext_alloc'
Warning: net/core/skbuff.c:7052 No description found for return value of '__skb_ext_set'
Warning: net/core/skbuff.c:7080 No description found for return value of 'skb_ext_add'
Warning: net/core/skbuff.c:7265 No description found for return value of 'skb_splice_from_iter'

Current warnings:
files: ['net/core/skbuff.c']
Warning: net/core/skbuff.c:466 No description found for return value of '__build_skb'
Warning: net/core/skbuff.c:503 No description found for return value of 'build_skb_around'
Warning: net/core/skbuff.c:528 No description found for return value of '__napi_build_skb'
Warning: net/core/skbuff.c:552 No description found for return value of 'napi_build_skb'
Warning: net/core/skbuff.c:645 No description found for return value of '__alloc_skb'
Warning: net/core/skbuff.c:722 No description found for return value of '__netdev_alloc_skb'
Warning: net/core/skbuff.c:798 No description found for return value of 'napi_alloc_skb'
Warning: net/core/skbuff.c:1025 No description found for return value of 'skb_pp_frag_ref'
Warning: net/core/skbuff.c:1594 No description found for return value of 'alloc_skb_for_msg'
Warning: net/core/skbuff.c:1625 No description found for return value of 'skb_morph'
Warning: net/core/skbuff.c:1947 No description found for return value of 'skb_copy_ubufs'
Warning: net/core/skbuff.c:2047 No description found for return value of 'skb_clone'
Warning: net/core/skbuff.c:2127 No description found for return value of 'skb_copy'
Warning: net/core/skbuff.c:2176 No description found for return value of '__pskb_copy_fclone'
Warning: net/core/skbuff.c:2240 No description found for return value of 'pskb_expand_head'
Warning: net/core/skbuff.c:2406 No description found for return value of 'skb_expand_head'
Warning: net/core/skbuff.c:2465 No description found for return value of 'skb_copy_expand'
Warning: net/core/skbuff.c:2525 No description found for return value of '__skb_pad'
Warning: net/core/skbuff.c:2573 No description found for return value of 'pskb_put'
Warning: net/core/skbuff.c:2592 No description found for return value of 'skb_put'
Warning: net/core/skbuff.c:2613 No description found for return value of 'skb_push'
Warning: net/core/skbuff.c:2633 No description found for return value of 'skb_pull'
Warning: net/core/skbuff.c:2650 No description found for return value of 'skb_pull_data'
Warning: net/core/skbuff.c:2813 No description found for return value of '__pskb_pull_tail'
Warning: net/core/skbuff.c:2957 No description found for return value of 'skb_copy_bits'
Warning: net/core/skbuff.c:3386 No description found for return value of 'skb_store_bits'
Warning: net/core/skbuff.c:3814 No description found for return value of 'skb_zerocopy'
Warning: net/core/skbuff.c:3909 No description found for return value of 'skb_dequeue'
Warning: net/core/skbuff.c:3929 No description found for return value of 'skb_dequeue_tail'
Warning: net/core/skbuff.c:3979 No description found for return value of 'skb_rbtree_purge'
Warning: net/core/skbuff.c:4212 No description found for return value of 'skb_shift'
Warning: net/core/skbuff.c:4377 No description found for return value of 'skb_seq_read'
Warning: net/core/skbuff.c:4539 No description found for return value of 'skb_find_text'
Warning: net/core/skbuff.c:4587 No description found for return value of 'skb_pull_rcsum'
Warning: net/core/skbuff.c:4712 No description found for return value of 'skb_segment'
Warning: net/core/skbuff.c:5240 No description found for return value of 'skb_to_sgvec'
Warning: net/core/skbuff.c:5298 No description found for return value of 'skb_cow_data'
Warning: net/core/skbuff.c:5480 No description found for return value of 'skb_clone_sk'
Warning: net/core/skbuff.c:5727 No description found for return value of 'skb_partial_csum_set'
Warning: net/core/skbuff.c:5955 No description found for return value of 'skb_checksum_setup'
Warning: net/core/skbuff.c:5991 No description found for return value of 'skb_checksum_maybe_trim'
Warning: net/core/skbuff.c:6032 No description found for return value of 'skb_checksum_trimmed'
Warning: net/core/skbuff.c:6089 No description found for return value of 'skb_try_coalesce'
Warning: net/core/skbuff.c:6428 No description found for return value of 'skb_eth_pop'
Warning: net/core/skbuff.c:6456 No description found for return value of 'skb_eth_push'
Warning: net/core/skbuff.c:6512 No description found for return value of 'skb_mpls_push'
Warning: net/core/skbuff.c:6565 No description found for return value of 'skb_mpls_pop'
Warning: net/core/skbuff.c:6607 No description found for return value of 'skb_mpls_update_lse'
Warning: net/core/skbuff.c:6639 No description found for return value of 'skb_mpls_dec_ttl'
Warning: net/core/skbuff.c:6677 No description found for return value of 'alloc_skb_with_frags'
Warning: net/core/skbuff.c:6998 No description found for return value of '__skb_ext_alloc'
Warning: net/core/skbuff.c:7057 No description found for return value of '__skb_ext_set'
Warning: net/core/skbuff.c:7085 No description found for return value of 'skb_ext_add'
Warning: net/core/skbuff.c:7270 No description found for return value of 'skb_splice_from_iter'

Warnings before: 54 after: 54