Warnings before patch:
files: ['include/net/tcp.h', 'net/ipv6/reassembly.c', 'net/ipv4/ip_fragment.c', 'include/linux/skbuff.h', 'net/ieee802154/6lowpan/reassembly.c', 'net/ipv4/ip_options.c', 'net/ipv6/netfilter/nf_conntrack_reasm.c', 'net/ipv4/icmp.c']
Warning: include/linux/skbuff.h:372 No description found for return value of 'skb_frag_size'
Warning: include/linux/skbuff.h:411 No description found for return value of 'skb_frag_must_loop'
Warning: include/linux/skbuff.h:1140 No description found for return value of 'skb_pfmemalloc'
Warning: include/linux/skbuff.h:1225 No description found for return value of 'skb_dst_is_noref'
Warning: include/linux/skbuff.h:1243 No description found for return value of 'skb_napi_id'
Warning: include/linux/skbuff.h:1362 No description found for return value of 'alloc_skb'
Warning: include/linux/skbuff.h:1412 No description found for return value of 'alloc_skb_fclone'
Warning: include/linux/skbuff.h:1455 No description found for return value of 'skb_pad'
Warning: include/linux/skbuff.h:1905 No description found for return value of 'skb_queue_empty'
Warning: include/linux/skbuff.h:1917 No description found for return value of 'skb_queue_empty_lockless'
Warning: include/linux/skbuff.h:1931 No description found for return value of 'skb_queue_is_last'
Warning: include/linux/skbuff.h:1944 No description found for return value of 'skb_queue_is_first'
Warning: include/linux/skbuff.h:1958 No description found for return value of 'skb_queue_next'
Warning: include/linux/skbuff.h:1976 No description found for return value of 'skb_queue_prev'
Warning: include/linux/skbuff.h:1992 No description found for return value of 'skb_get'
Warning: include/linux/skbuff.h:2010 No description found for return value of 'skb_cloned'
Warning: include/linux/skbuff.h:2049 No description found for return value of 'skb_header_cloned'
Warning: include/linux/skbuff.h:2091 No description found for return value of 'skb_shared'
Warning: include/linux/skbuff.h:2109 No description found for return value of 'skb_share_check'
Warning: include/linux/skbuff.h:2145 No description found for return value of 'skb_unshare'
Warning: include/linux/skbuff.h:2174 No description found for return value of 'skb_peek'
Warning: include/linux/skbuff.h:2189 No description found for return value of '__skb_peek'
Warning: include/linux/skbuff.h:2204 No description found for return value of 'skb_peek_next'
Warning: include/linux/skbuff.h:2226 No description found for return value of 'skb_peek_tail'
Warning: include/linux/skbuff.h:2242 No description found for return value of 'skb_queue_len'
Warning: include/linux/skbuff.h:2254 No description found for return value of 'skb_queue_len_lockless'
Warning: include/linux/skbuff.h:2480 No description found for return value of '__skb_dequeue'
Warning: include/linux/skbuff.h:2497 No description found for return value of '__skb_dequeue_tail'
Warning: include/linux/skbuff.h:2867 No description found for return value of 'skb_headroom'
Warning: include/linux/skbuff.h:2878 No description found for return value of 'skb_tailroom'
Warning: include/linux/skbuff.h:2890 No description found for return value of 'skb_availroom'
Warning: include/linux/skbuff.h:3374 No description found for return value of 'skb_orphan_frags'
Warning: include/linux/skbuff.h:3434 No description found for return value of 'netdev_alloc_frag'
Warning: include/linux/skbuff.h:3463 No description found for return value of 'netdev_alloc_skb'
Warning: include/linux/skbuff.h:3533 No description found for return value of '__dev_alloc_pages'
Warning: include/linux/skbuff.h:3563 No description found for return value of '__dev_alloc_page'
Warning: include/linux/skbuff.h:3607 No description found for return value of 'skb_frag_off'
Warning: include/linux/skbuff.h:3759 No description found for return value of '__skb_frag_dma_map'
Warning: include/linux/skbuff.h:3812 No description found for return value of 'skb_clone_writable'
Warning: include/linux/skbuff.h:3851 No description found for return value of 'skb_cow'
Warning: include/linux/skbuff.h:3866 No description found for return value of 'skb_cow_head'
Warning: include/linux/skbuff.h:3881 No description found for return value of 'skb_padto'
Warning: include/linux/skbuff.h:3902 No description found for return value of '__skb_put_padto'
Warning: include/linux/skbuff.h:3925 No description found for return value of 'skb_put_padto'
Warning: include/linux/skbuff.h:3965 No description found for return value of 'skb_linearize'
Warning: include/linux/skbuff.h:3990 No description found for return value of 'skb_linearize_cow'
Warning: include/linux/skbuff.h:4066 No description found for return value of 'skb_push_rcsum'
Warning: include/linux/skbuff.h:4084 No description found for return value of 'pskb_trim_rcsum'
Warning: include/linux/skbuff.h:4304 No description found for return value of 'skb_needs_linearize'
Warning: include/linux/skbuff.h:4731 No description found for return value of 'skb_checksum_complete'
Warning: include/linux/skbuff.h:5301 No description found for return value of 'skb_head_is_locked'
Warning: include/net/tcp.h:2155 No description found for return value of 'tcp_write_queue_empty'
Warning: net/ipv4/icmp.c:233 No description found for return value of 'icmp_global_allow'

Current warnings:
files: ['include/net/tcp.h', 'net/ipv6/reassembly.c', 'net/ipv4/ip_fragment.c', 'include/linux/skbuff.h', 'net/ieee802154/6lowpan/reassembly.c', 'net/ipv4/ip_options.c', 'net/ipv6/netfilter/nf_conntrack_reasm.c', 'net/ipv4/icmp.c']
Warning: include/linux/skbuff.h:372 No description found for return value of 'skb_frag_size'
Warning: include/linux/skbuff.h:411 No description found for return value of 'skb_frag_must_loop'
Warning: include/linux/skbuff.h:1140 No description found for return value of 'skb_pfmemalloc'
Warning: include/linux/skbuff.h:1225 No description found for return value of 'skb_dst_is_noref'
Warning: include/linux/skbuff.h:1243 No description found for return value of 'skb_napi_id'
Warning: include/linux/skbuff.h:1362 No description found for return value of 'alloc_skb'
Warning: include/linux/skbuff.h:1412 No description found for return value of 'alloc_skb_fclone'
Warning: include/linux/skbuff.h:1455 No description found for return value of 'skb_pad'
Warning: include/linux/skbuff.h:1905 No description found for return value of 'skb_queue_empty'
Warning: include/linux/skbuff.h:1917 No description found for return value of 'skb_queue_empty_lockless'
Warning: include/linux/skbuff.h:1931 No description found for return value of 'skb_queue_is_last'
Warning: include/linux/skbuff.h:1944 No description found for return value of 'skb_queue_is_first'
Warning: include/linux/skbuff.h:1958 No description found for return value of 'skb_queue_next'
Warning: include/linux/skbuff.h:1976 No description found for return value of 'skb_queue_prev'
Warning: include/linux/skbuff.h:1992 No description found for return value of 'skb_get'
Warning: include/linux/skbuff.h:2010 No description found for return value of 'skb_cloned'
Warning: include/linux/skbuff.h:2049 No description found for return value of 'skb_header_cloned'
Warning: include/linux/skbuff.h:2091 No description found for return value of 'skb_shared'
Warning: include/linux/skbuff.h:2109 No description found for return value of 'skb_share_check'
Warning: include/linux/skbuff.h:2145 No description found for return value of 'skb_unshare'
Warning: include/linux/skbuff.h:2174 No description found for return value of 'skb_peek'
Warning: include/linux/skbuff.h:2189 No description found for return value of '__skb_peek'
Warning: include/linux/skbuff.h:2204 No description found for return value of 'skb_peek_next'
Warning: include/linux/skbuff.h:2226 No description found for return value of 'skb_peek_tail'
Warning: include/linux/skbuff.h:2242 No description found for return value of 'skb_queue_len'
Warning: include/linux/skbuff.h:2254 No description found for return value of 'skb_queue_len_lockless'
Warning: include/linux/skbuff.h:2480 No description found for return value of '__skb_dequeue'
Warning: include/linux/skbuff.h:2497 No description found for return value of '__skb_dequeue_tail'
Warning: include/linux/skbuff.h:2867 No description found for return value of 'skb_headroom'
Warning: include/linux/skbuff.h:2878 No description found for return value of 'skb_tailroom'
Warning: include/linux/skbuff.h:2890 No description found for return value of 'skb_availroom'
Warning: include/linux/skbuff.h:3374 No description found for return value of 'skb_orphan_frags'
Warning: include/linux/skbuff.h:3434 No description found for return value of 'netdev_alloc_frag'
Warning: include/linux/skbuff.h:3463 No description found for return value of 'netdev_alloc_skb'
Warning: include/linux/skbuff.h:3533 No description found for return value of '__dev_alloc_pages'
Warning: include/linux/skbuff.h:3563 No description found for return value of '__dev_alloc_page'
Warning: include/linux/skbuff.h:3607 No description found for return value of 'skb_frag_off'
Warning: include/linux/skbuff.h:3759 No description found for return value of '__skb_frag_dma_map'
Warning: include/linux/skbuff.h:3812 No description found for return value of 'skb_clone_writable'
Warning: include/linux/skbuff.h:3851 No description found for return value of 'skb_cow'
Warning: include/linux/skbuff.h:3866 No description found for return value of 'skb_cow_head'
Warning: include/linux/skbuff.h:3881 No description found for return value of 'skb_padto'
Warning: include/linux/skbuff.h:3902 No description found for return value of '__skb_put_padto'
Warning: include/linux/skbuff.h:3925 No description found for return value of 'skb_put_padto'
Warning: include/linux/skbuff.h:3965 No description found for return value of 'skb_linearize'
Warning: include/linux/skbuff.h:3990 No description found for return value of 'skb_linearize_cow'
Warning: include/linux/skbuff.h:4066 No description found for return value of 'skb_push_rcsum'
Warning: include/linux/skbuff.h:4084 No description found for return value of 'pskb_trim_rcsum'
Warning: include/linux/skbuff.h:4304 No description found for return value of 'skb_needs_linearize'
Warning: include/linux/skbuff.h:4731 No description found for return value of 'skb_checksum_complete'
Warning: include/linux/skbuff.h:5301 No description found for return value of 'skb_head_is_locked'
Warning: include/net/tcp.h:2155 No description found for return value of 'tcp_write_queue_empty'
Warning: net/ipv4/icmp.c:233 No description found for return value of 'icmp_global_allow'

Warnings before: 53 after: 53