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:724 No description found for return value of '__netdev_alloc_skb'
Warning: net/core/skbuff.c:800 No description found for return value of 'napi_alloc_skb'
Warning: net/core/skbuff.c:1027 No description found for return value of 'skb_pp_frag_ref'
Warning: net/core/skbuff.c:1598 No description found for return value of 'alloc_skb_for_msg'
Warning: net/core/skbuff.c:1629 No description found for return value of 'skb_morph'
Warning: net/core/skbuff.c:1951 No description found for return value of 'skb_copy_ubufs'
Warning: net/core/skbuff.c:2051 No description found for return value of 'skb_clone'
Warning: net/core/skbuff.c:2131 No description found for return value of 'skb_copy'
Warning: net/core/skbuff.c:2180 No description found for return value of '__pskb_copy_fclone'
Warning: net/core/skbuff.c:2248 No description found for return value of 'pskb_expand_head'
Warning: net/core/skbuff.c:2412 No description found for return value of 'skb_expand_head'
Warning: net/core/skbuff.c:2471 No description found for return value of 'skb_copy_expand'
Warning: net/core/skbuff.c:2531 No description found for return value of '__skb_pad'
Warning: net/core/skbuff.c:2579 No description found for return value of 'pskb_put'
Warning: net/core/skbuff.c:2598 No description found for return value of 'skb_put'
Warning: net/core/skbuff.c:2619 No description found for return value of 'skb_push'
Warning: net/core/skbuff.c:2639 No description found for return value of 'skb_pull'
Warning: net/core/skbuff.c:2656 No description found for return value of 'skb_pull_data'
Warning: net/core/skbuff.c:2819 No description found for return value of '__pskb_pull_tail'
Warning: net/core/skbuff.c:2963 No description found for return value of 'skb_copy_bits'
Warning: net/core/skbuff.c:3392 No description found for return value of 'skb_store_bits'
Warning: net/core/skbuff.c:3820 No description found for return value of 'skb_zerocopy'
Warning: net/core/skbuff.c:3915 No description found for return value of 'skb_dequeue'
Warning: net/core/skbuff.c:3935 No description found for return value of 'skb_dequeue_tail'
Warning: net/core/skbuff.c:3985 No description found for return value of 'skb_rbtree_purge'
Warning: net/core/skbuff.c:4218 No description found for return value of 'skb_shift'
Warning: net/core/skbuff.c:4383 No description found for return value of 'skb_seq_read'
Warning: net/core/skbuff.c:4545 No description found for return value of 'skb_find_text'
Warning: net/core/skbuff.c:4593 No description found for return value of 'skb_pull_rcsum'
Warning: net/core/skbuff.c:4718 No description found for return value of 'skb_segment'
Warning: net/core/skbuff.c:5246 No description found for return value of 'skb_to_sgvec'
Warning: net/core/skbuff.c:5304 No description found for return value of 'skb_cow_data'
Warning: net/core/skbuff.c:5486 No description found for return value of 'skb_clone_sk'
Warning: net/core/skbuff.c:5733 No description found for return value of 'skb_partial_csum_set'
Warning: net/core/skbuff.c:5961 No description found for return value of 'skb_checksum_setup'
Warning: net/core/skbuff.c:5997 No description found for return value of 'skb_checksum_maybe_trim'
Warning: net/core/skbuff.c:6038 No description found for return value of 'skb_checksum_trimmed'
Warning: net/core/skbuff.c:6095 No description found for return value of 'skb_try_coalesce'
Warning: net/core/skbuff.c:6434 No description found for return value of 'skb_eth_pop'
Warning: net/core/skbuff.c:6462 No description found for return value of 'skb_eth_push'
Warning: net/core/skbuff.c:6518 No description found for return value of 'skb_mpls_push'
Warning: net/core/skbuff.c:6571 No description found for return value of 'skb_mpls_pop'
Warning: net/core/skbuff.c:6613 No description found for return value of 'skb_mpls_update_lse'
Warning: net/core/skbuff.c:6645 No description found for return value of 'skb_mpls_dec_ttl'
Warning: net/core/skbuff.c:6683 No description found for return value of 'alloc_skb_with_frags'
Warning: net/core/skbuff.c:7004 No description found for return value of '__skb_ext_alloc'
Warning: net/core/skbuff.c:7063 No description found for return value of '__skb_ext_set'
Warning: net/core/skbuff.c:7091 No description found for return value of 'skb_ext_add'
Warning: net/core/skbuff.c:7276 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:732 No description found for return value of '__netdev_alloc_skb'
Warning: net/core/skbuff.c:808 No description found for return value of 'napi_alloc_skb'
Warning: net/core/skbuff.c:1035 No description found for return value of 'skb_pp_frag_ref'
Warning: net/core/skbuff.c:1606 No description found for return value of 'alloc_skb_for_msg'
Warning: net/core/skbuff.c:1637 No description found for return value of 'skb_morph'
Warning: net/core/skbuff.c:1959 No description found for return value of 'skb_copy_ubufs'
Warning: net/core/skbuff.c:2059 No description found for return value of 'skb_clone'
Warning: net/core/skbuff.c:2139 No description found for return value of 'skb_copy'
Warning: net/core/skbuff.c:2188 No description found for return value of '__pskb_copy_fclone'
Warning: net/core/skbuff.c:2256 No description found for return value of 'pskb_expand_head'
Warning: net/core/skbuff.c:2420 No description found for return value of 'skb_expand_head'
Warning: net/core/skbuff.c:2479 No description found for return value of 'skb_copy_expand'
Warning: net/core/skbuff.c:2539 No description found for return value of '__skb_pad'
Warning: net/core/skbuff.c:2587 No description found for return value of 'pskb_put'
Warning: net/core/skbuff.c:2606 No description found for return value of 'skb_put'
Warning: net/core/skbuff.c:2627 No description found for return value of 'skb_push'
Warning: net/core/skbuff.c:2647 No description found for return value of 'skb_pull'
Warning: net/core/skbuff.c:2664 No description found for return value of 'skb_pull_data'
Warning: net/core/skbuff.c:2827 No description found for return value of '__pskb_pull_tail'
Warning: net/core/skbuff.c:2971 No description found for return value of 'skb_copy_bits'
Warning: net/core/skbuff.c:3400 No description found for return value of 'skb_store_bits'
Warning: net/core/skbuff.c:3828 No description found for return value of 'skb_zerocopy'
Warning: net/core/skbuff.c:3923 No description found for return value of 'skb_dequeue'
Warning: net/core/skbuff.c:3943 No description found for return value of 'skb_dequeue_tail'
Warning: net/core/skbuff.c:3993 No description found for return value of 'skb_rbtree_purge'
Warning: net/core/skbuff.c:4226 No description found for return value of 'skb_shift'
Warning: net/core/skbuff.c:4391 No description found for return value of 'skb_seq_read'
Warning: net/core/skbuff.c:4553 No description found for return value of 'skb_find_text'
Warning: net/core/skbuff.c:4601 No description found for return value of 'skb_pull_rcsum'
Warning: net/core/skbuff.c:4726 No description found for return value of 'skb_segment'
Warning: net/core/skbuff.c:5254 No description found for return value of 'skb_to_sgvec'
Warning: net/core/skbuff.c:5312 No description found for return value of 'skb_cow_data'
Warning: net/core/skbuff.c:5494 No description found for return value of 'skb_clone_sk'
Warning: net/core/skbuff.c:5741 No description found for return value of 'skb_partial_csum_set'
Warning: net/core/skbuff.c:5969 No description found for return value of 'skb_checksum_setup'
Warning: net/core/skbuff.c:6005 No description found for return value of 'skb_checksum_maybe_trim'
Warning: net/core/skbuff.c:6046 No description found for return value of 'skb_checksum_trimmed'
Warning: net/core/skbuff.c:6103 No description found for return value of 'skb_try_coalesce'
Warning: net/core/skbuff.c:6442 No description found for return value of 'skb_eth_pop'
Warning: net/core/skbuff.c:6470 No description found for return value of 'skb_eth_push'
Warning: net/core/skbuff.c:6526 No description found for return value of 'skb_mpls_push'
Warning: net/core/skbuff.c:6579 No description found for return value of 'skb_mpls_pop'
Warning: net/core/skbuff.c:6621 No description found for return value of 'skb_mpls_update_lse'
Warning: net/core/skbuff.c:6653 No description found for return value of 'skb_mpls_dec_ttl'
Warning: net/core/skbuff.c:6691 No description found for return value of 'alloc_skb_with_frags'
Warning: net/core/skbuff.c:7012 No description found for return value of '__skb_ext_alloc'
Warning: net/core/skbuff.c:7071 No description found for return value of '__skb_ext_set'
Warning: net/core/skbuff.c:7099 No description found for return value of 'skb_ext_add'
Warning: net/core/skbuff.c:7284 No description found for return value of 'skb_splice_from_iter'

Warnings before: 54 after: 54