Warnings before patch:
files: ['include/linux/skbuff.h']
<parse fail>: Warning: include/linux/skbuff.h:371 No description found for return value of 'skb_frag_size'
<parse fail>: Warning: include/linux/skbuff.h:410 No description found for return value of 'skb_frag_must_loop'
<parse fail>: Warning: include/linux/skbuff.h:1139 No description found for return value of 'skb_pfmemalloc'
<parse fail>: Warning: include/linux/skbuff.h:1244 No description found for return value of 'skb_dst_is_noref'
<parse fail>: Warning: include/linux/skbuff.h:1262 No description found for return value of 'skb_napi_id'
<parse fail>: Warning: include/linux/skbuff.h:1381 No description found for return value of 'alloc_skb'
<parse fail>: Warning: include/linux/skbuff.h:1431 No description found for return value of 'alloc_skb_fclone'
<parse fail>: Warning: include/linux/skbuff.h:1474 No description found for return value of 'skb_pad'
<parse fail>: Warning: include/linux/skbuff.h:1924 No description found for return value of 'skb_queue_empty'
<parse fail>: Warning: include/linux/skbuff.h:1936 No description found for return value of 'skb_queue_empty_lockless'
<parse fail>: Warning: include/linux/skbuff.h:1950 No description found for return value of 'skb_queue_is_last'
<parse fail>: Warning: include/linux/skbuff.h:1963 No description found for return value of 'skb_queue_is_first'
<parse fail>: Warning: include/linux/skbuff.h:1977 No description found for return value of 'skb_queue_next'
<parse fail>: Warning: include/linux/skbuff.h:1995 No description found for return value of 'skb_queue_prev'
<parse fail>: Warning: include/linux/skbuff.h:2011 No description found for return value of 'skb_get'
<parse fail>: Warning: include/linux/skbuff.h:2029 No description found for return value of 'skb_cloned'
<parse fail>: Warning: include/linux/skbuff.h:2068 No description found for return value of 'skb_header_cloned'
<parse fail>: Warning: include/linux/skbuff.h:2110 No description found for return value of 'skb_shared'
<parse fail>: Warning: include/linux/skbuff.h:2128 No description found for return value of 'skb_share_check'
<parse fail>: Warning: include/linux/skbuff.h:2164 No description found for return value of 'skb_unshare'
<parse fail>: Warning: include/linux/skbuff.h:2193 No description found for return value of 'skb_peek'
<parse fail>: Warning: include/linux/skbuff.h:2208 No description found for return value of '__skb_peek'
<parse fail>: Warning: include/linux/skbuff.h:2223 No description found for return value of 'skb_peek_next'
<parse fail>: Warning: include/linux/skbuff.h:2245 No description found for return value of 'skb_peek_tail'
<parse fail>: Warning: include/linux/skbuff.h:2261 No description found for return value of 'skb_queue_len'
<parse fail>: Warning: include/linux/skbuff.h:2273 No description found for return value of 'skb_queue_len_lockless'
<parse fail>: Warning: include/linux/skbuff.h:2499 No description found for return value of '__skb_dequeue'
<parse fail>: Warning: include/linux/skbuff.h:2516 No description found for return value of '__skb_dequeue_tail'
<parse fail>: Warning: include/linux/skbuff.h:2886 No description found for return value of 'skb_headroom'
<parse fail>: Warning: include/linux/skbuff.h:2897 No description found for return value of 'skb_tailroom'
<parse fail>: Warning: include/linux/skbuff.h:2909 No description found for return value of 'skb_availroom'
<parse fail>: Warning: include/linux/skbuff.h:3393 No description found for return value of 'skb_orphan_frags'
<parse fail>: Warning: include/linux/skbuff.h:3453 No description found for return value of 'netdev_alloc_frag'
<parse fail>: Warning: include/linux/skbuff.h:3482 No description found for return value of 'netdev_alloc_skb'
<parse fail>: Warning: include/linux/skbuff.h:3552 No description found for return value of '__dev_alloc_pages'
<parse fail>: Warning: include/linux/skbuff.h:3582 No description found for return value of '__dev_alloc_page'
<parse fail>: Warning: include/linux/skbuff.h:3626 No description found for return value of 'skb_frag_off'
<parse fail>: Warning: include/linux/skbuff.h:3778 No description found for return value of '__skb_frag_dma_map'
<parse fail>: Warning: include/linux/skbuff.h:3831 No description found for return value of 'skb_clone_writable'
<parse fail>: Warning: include/linux/skbuff.h:3870 No description found for return value of 'skb_cow'
<parse fail>: Warning: include/linux/skbuff.h:3885 No description found for return value of 'skb_cow_head'
<parse fail>: Warning: include/linux/skbuff.h:3900 No description found for return value of 'skb_padto'
<parse fail>: Warning: include/linux/skbuff.h:3921 No description found for return value of '__skb_put_padto'
<parse fail>: Warning: include/linux/skbuff.h:3944 No description found for return value of 'skb_put_padto'
<parse fail>: Warning: include/linux/skbuff.h:3984 No description found for return value of 'skb_linearize'
<parse fail>: Warning: include/linux/skbuff.h:4009 No description found for return value of 'skb_linearize_cow'
<parse fail>: Warning: include/linux/skbuff.h:4085 No description found for return value of 'skb_push_rcsum'
<parse fail>: Warning: include/linux/skbuff.h:4103 No description found for return value of 'pskb_trim_rcsum'
<parse fail>: Warning: include/linux/skbuff.h:4323 No description found for return value of 'skb_needs_linearize'
<parse fail>: Warning: include/linux/skbuff.h:4675 No description found for return value of 'skb_checksum_complete'
<parse fail>: Warning: include/linux/skbuff.h:5245 No description found for return value of 'skb_head_is_locked'
Warning: include/linux/skbuff.h:371 No description found for return value of 'skb_frag_size'
Warning: include/linux/skbuff.h:410 No description found for return value of 'skb_frag_must_loop'
Warning: include/linux/skbuff.h:1139 No description found for return value of 'skb_pfmemalloc'
Warning: include/linux/skbuff.h:1244 No description found for return value of 'skb_dst_is_noref'
Warning: include/linux/skbuff.h:1262 No description found for return value of 'skb_napi_id'
Warning: include/linux/skbuff.h:1381 No description found for return value of 'alloc_skb'
Warning: include/linux/skbuff.h:1431 No description found for return value of 'alloc_skb_fclone'
Warning: include/linux/skbuff.h:1474 No description found for return value of 'skb_pad'
Warning: include/linux/skbuff.h:1924 No description found for return value of 'skb_queue_empty'
Warning: include/linux/skbuff.h:1936 No description found for return value of 'skb_queue_empty_lockless'
Warning: include/linux/skbuff.h:1950 No description found for return value of 'skb_queue_is_last'
Warning: include/linux/skbuff.h:1963 No description found for return value of 'skb_queue_is_first'
Warning: include/linux/skbuff.h:1977 No description found for return value of 'skb_queue_next'
Warning: include/linux/skbuff.h:1995 No description found for return value of 'skb_queue_prev'
Warning: include/linux/skbuff.h:2011 No description found for return value of 'skb_get'
Warning: include/linux/skbuff.h:2029 No description found for return value of 'skb_cloned'
Warning: include/linux/skbuff.h:2068 No description found for return value of 'skb_header_cloned'
Warning: include/linux/skbuff.h:2110 No description found for return value of 'skb_shared'
Warning: include/linux/skbuff.h:2128 No description found for return value of 'skb_share_check'
Warning: include/linux/skbuff.h:2164 No description found for return value of 'skb_unshare'
Warning: include/linux/skbuff.h:2193 No description found for return value of 'skb_peek'
Warning: include/linux/skbuff.h:2208 No description found for return value of '__skb_peek'
Warning: include/linux/skbuff.h:2223 No description found for return value of 'skb_peek_next'
Warning: include/linux/skbuff.h:2245 No description found for return value of 'skb_peek_tail'
Warning: include/linux/skbuff.h:2261 No description found for return value of 'skb_queue_len'
Warning: include/linux/skbuff.h:2273 No description found for return value of 'skb_queue_len_lockless'
Warning: include/linux/skbuff.h:2499 No description found for return value of '__skb_dequeue'
Warning: include/linux/skbuff.h:2516 No description found for return value of '__skb_dequeue_tail'
Warning: include/linux/skbuff.h:2886 No description found for return value of 'skb_headroom'
Warning: include/linux/skbuff.h:2897 No description found for return value of 'skb_tailroom'
Warning: include/linux/skbuff.h:2909 No description found for return value of 'skb_availroom'
Warning: include/linux/skbuff.h:3393 No description found for return value of 'skb_orphan_frags'
Warning: include/linux/skbuff.h:3453 No description found for return value of 'netdev_alloc_frag'
Warning: include/linux/skbuff.h:3482 No description found for return value of 'netdev_alloc_skb'
Warning: include/linux/skbuff.h:3552 No description found for return value of '__dev_alloc_pages'
Warning: include/linux/skbuff.h:3582 No description found for return value of '__dev_alloc_page'
Warning: include/linux/skbuff.h:3626 No description found for return value of 'skb_frag_off'
Warning: include/linux/skbuff.h:3778 No description found for return value of '__skb_frag_dma_map'
Warning: include/linux/skbuff.h:3831 No description found for return value of 'skb_clone_writable'
Warning: include/linux/skbuff.h:3870 No description found for return value of 'skb_cow'
Warning: include/linux/skbuff.h:3885 No description found for return value of 'skb_cow_head'
Warning: include/linux/skbuff.h:3900 No description found for return value of 'skb_padto'
Warning: include/linux/skbuff.h:3921 No description found for return value of '__skb_put_padto'
Warning: include/linux/skbuff.h:3944 No description found for return value of 'skb_put_padto'
Warning: include/linux/skbuff.h:3984 No description found for return value of 'skb_linearize'
Warning: include/linux/skbuff.h:4009 No description found for return value of 'skb_linearize_cow'
Warning: include/linux/skbuff.h:4085 No description found for return value of 'skb_push_rcsum'
Warning: include/linux/skbuff.h:4103 No description found for return value of 'pskb_trim_rcsum'
Warning: include/linux/skbuff.h:4323 No description found for return value of 'skb_needs_linearize'
Warning: include/linux/skbuff.h:4675 No description found for return value of 'skb_checksum_complete'
Warning: include/linux/skbuff.h:5245 No description found for return value of 'skb_head_is_locked'

Current warnings:
files: ['include/linux/skbuff.h']
<parse fail>: Warning: include/linux/skbuff.h:371 No description found for return value of 'skb_frag_size'
<parse fail>: Warning: include/linux/skbuff.h:410 No description found for return value of 'skb_frag_must_loop'
<parse fail>: Warning: include/linux/skbuff.h:1150 No description found for return value of 'skb_pfmemalloc'
<parse fail>: Warning: include/linux/skbuff.h:1255 No description found for return value of 'skb_dst_is_noref'
<parse fail>: Warning: include/linux/skbuff.h:1273 No description found for return value of 'skb_napi_id'
<parse fail>: Warning: include/linux/skbuff.h:1392 No description found for return value of 'alloc_skb'
<parse fail>: Warning: include/linux/skbuff.h:1442 No description found for return value of 'alloc_skb_fclone'
<parse fail>: Warning: include/linux/skbuff.h:1485 No description found for return value of 'skb_pad'
<parse fail>: Warning: include/linux/skbuff.h:1935 No description found for return value of 'skb_queue_empty'
<parse fail>: Warning: include/linux/skbuff.h:1947 No description found for return value of 'skb_queue_empty_lockless'
<parse fail>: Warning: include/linux/skbuff.h:1961 No description found for return value of 'skb_queue_is_last'
<parse fail>: Warning: include/linux/skbuff.h:1974 No description found for return value of 'skb_queue_is_first'
<parse fail>: Warning: include/linux/skbuff.h:1988 No description found for return value of 'skb_queue_next'
<parse fail>: Warning: include/linux/skbuff.h:2006 No description found for return value of 'skb_queue_prev'
<parse fail>: Warning: include/linux/skbuff.h:2022 No description found for return value of 'skb_get'
<parse fail>: Warning: include/linux/skbuff.h:2040 No description found for return value of 'skb_cloned'
<parse fail>: Warning: include/linux/skbuff.h:2079 No description found for return value of 'skb_header_cloned'
<parse fail>: Warning: include/linux/skbuff.h:2121 No description found for return value of 'skb_shared'
<parse fail>: Warning: include/linux/skbuff.h:2139 No description found for return value of 'skb_share_check'
<parse fail>: Warning: include/linux/skbuff.h:2175 No description found for return value of 'skb_unshare'
<parse fail>: Warning: include/linux/skbuff.h:2204 No description found for return value of 'skb_peek'
<parse fail>: Warning: include/linux/skbuff.h:2219 No description found for return value of '__skb_peek'
<parse fail>: Warning: include/linux/skbuff.h:2234 No description found for return value of 'skb_peek_next'
<parse fail>: Warning: include/linux/skbuff.h:2256 No description found for return value of 'skb_peek_tail'
<parse fail>: Warning: include/linux/skbuff.h:2272 No description found for return value of 'skb_queue_len'
<parse fail>: Warning: include/linux/skbuff.h:2284 No description found for return value of 'skb_queue_len_lockless'
<parse fail>: Warning: include/linux/skbuff.h:2510 No description found for return value of '__skb_dequeue'
<parse fail>: Warning: include/linux/skbuff.h:2527 No description found for return value of '__skb_dequeue_tail'
<parse fail>: Warning: include/linux/skbuff.h:2897 No description found for return value of 'skb_headroom'
<parse fail>: Warning: include/linux/skbuff.h:2908 No description found for return value of 'skb_tailroom'
<parse fail>: Warning: include/linux/skbuff.h:2920 No description found for return value of 'skb_availroom'
<parse fail>: Warning: include/linux/skbuff.h:3404 No description found for return value of 'skb_orphan_frags'
<parse fail>: Warning: include/linux/skbuff.h:3464 No description found for return value of 'netdev_alloc_frag'
<parse fail>: Warning: include/linux/skbuff.h:3493 No description found for return value of 'netdev_alloc_skb'
<parse fail>: Warning: include/linux/skbuff.h:3563 No description found for return value of '__dev_alloc_pages'
<parse fail>: Warning: include/linux/skbuff.h:3593 No description found for return value of '__dev_alloc_page'
<parse fail>: Warning: include/linux/skbuff.h:3637 No description found for return value of 'skb_frag_off'
<parse fail>: Warning: include/linux/skbuff.h:3789 No description found for return value of '__skb_frag_dma_map'
<parse fail>: Warning: include/linux/skbuff.h:3842 No description found for return value of 'skb_clone_writable'
<parse fail>: Warning: include/linux/skbuff.h:3881 No description found for return value of 'skb_cow'
<parse fail>: Warning: include/linux/skbuff.h:3896 No description found for return value of 'skb_cow_head'
<parse fail>: Warning: include/linux/skbuff.h:3911 No description found for return value of 'skb_padto'
<parse fail>: Warning: include/linux/skbuff.h:3932 No description found for return value of '__skb_put_padto'
<parse fail>: Warning: include/linux/skbuff.h:3955 No description found for return value of 'skb_put_padto'
<parse fail>: Warning: include/linux/skbuff.h:3995 No description found for return value of 'skb_linearize'
<parse fail>: Warning: include/linux/skbuff.h:4020 No description found for return value of 'skb_linearize_cow'
<parse fail>: Warning: include/linux/skbuff.h:4096 No description found for return value of 'skb_push_rcsum'
<parse fail>: Warning: include/linux/skbuff.h:4114 No description found for return value of 'pskb_trim_rcsum'
<parse fail>: Warning: include/linux/skbuff.h:4334 No description found for return value of 'skb_needs_linearize'
<parse fail>: Warning: include/linux/skbuff.h:4686 No description found for return value of 'skb_checksum_complete'
<parse fail>: Warning: include/linux/skbuff.h:5256 No description found for return value of 'skb_head_is_locked'
Warning: include/linux/skbuff.h:371 No description found for return value of 'skb_frag_size'
Warning: include/linux/skbuff.h:410 No description found for return value of 'skb_frag_must_loop'
Warning: include/linux/skbuff.h:1150 No description found for return value of 'skb_pfmemalloc'
Warning: include/linux/skbuff.h:1255 No description found for return value of 'skb_dst_is_noref'
Warning: include/linux/skbuff.h:1273 No description found for return value of 'skb_napi_id'
Warning: include/linux/skbuff.h:1392 No description found for return value of 'alloc_skb'
Warning: include/linux/skbuff.h:1442 No description found for return value of 'alloc_skb_fclone'
Warning: include/linux/skbuff.h:1485 No description found for return value of 'skb_pad'
Warning: include/linux/skbuff.h:1935 No description found for return value of 'skb_queue_empty'
Warning: include/linux/skbuff.h:1947 No description found for return value of 'skb_queue_empty_lockless'
Warning: include/linux/skbuff.h:1961 No description found for return value of 'skb_queue_is_last'
Warning: include/linux/skbuff.h:1974 No description found for return value of 'skb_queue_is_first'
Warning: include/linux/skbuff.h:1988 No description found for return value of 'skb_queue_next'
Warning: include/linux/skbuff.h:2006 No description found for return value of 'skb_queue_prev'
Warning: include/linux/skbuff.h:2022 No description found for return value of 'skb_get'
Warning: include/linux/skbuff.h:2040 No description found for return value of 'skb_cloned'
Warning: include/linux/skbuff.h:2079 No description found for return value of 'skb_header_cloned'
Warning: include/linux/skbuff.h:2121 No description found for return value of 'skb_shared'
Warning: include/linux/skbuff.h:2139 No description found for return value of 'skb_share_check'
Warning: include/linux/skbuff.h:2175 No description found for return value of 'skb_unshare'
Warning: include/linux/skbuff.h:2204 No description found for return value of 'skb_peek'
Warning: include/linux/skbuff.h:2219 No description found for return value of '__skb_peek'
Warning: include/linux/skbuff.h:2234 No description found for return value of 'skb_peek_next'
Warning: include/linux/skbuff.h:2256 No description found for return value of 'skb_peek_tail'
Warning: include/linux/skbuff.h:2272 No description found for return value of 'skb_queue_len'
Warning: include/linux/skbuff.h:2284 No description found for return value of 'skb_queue_len_lockless'
Warning: include/linux/skbuff.h:2510 No description found for return value of '__skb_dequeue'
Warning: include/linux/skbuff.h:2527 No description found for return value of '__skb_dequeue_tail'
Warning: include/linux/skbuff.h:2897 No description found for return value of 'skb_headroom'
Warning: include/linux/skbuff.h:2908 No description found for return value of 'skb_tailroom'
Warning: include/linux/skbuff.h:2920 No description found for return value of 'skb_availroom'
Warning: include/linux/skbuff.h:3404 No description found for return value of 'skb_orphan_frags'
Warning: include/linux/skbuff.h:3464 No description found for return value of 'netdev_alloc_frag'
Warning: include/linux/skbuff.h:3493 No description found for return value of 'netdev_alloc_skb'
Warning: include/linux/skbuff.h:3563 No description found for return value of '__dev_alloc_pages'
Warning: include/linux/skbuff.h:3593 No description found for return value of '__dev_alloc_page'
Warning: include/linux/skbuff.h:3637 No description found for return value of 'skb_frag_off'
Warning: include/linux/skbuff.h:3789 No description found for return value of '__skb_frag_dma_map'
Warning: include/linux/skbuff.h:3842 No description found for return value of 'skb_clone_writable'
Warning: include/linux/skbuff.h:3881 No description found for return value of 'skb_cow'
Warning: include/linux/skbuff.h:3896 No description found for return value of 'skb_cow_head'
Warning: include/linux/skbuff.h:3911 No description found for return value of 'skb_padto'
Warning: include/linux/skbuff.h:3932 No description found for return value of '__skb_put_padto'
Warning: include/linux/skbuff.h:3955 No description found for return value of 'skb_put_padto'
Warning: include/linux/skbuff.h:3995 No description found for return value of 'skb_linearize'
Warning: include/linux/skbuff.h:4020 No description found for return value of 'skb_linearize_cow'
Warning: include/linux/skbuff.h:4096 No description found for return value of 'skb_push_rcsum'
Warning: include/linux/skbuff.h:4114 No description found for return value of 'pskb_trim_rcsum'
Warning: include/linux/skbuff.h:4334 No description found for return value of 'skb_needs_linearize'
Warning: include/linux/skbuff.h:4686 No description found for return value of 'skb_checksum_complete'
Warning: include/linux/skbuff.h:5256 No description found for return value of 'skb_head_is_locked'

Warnings before: 51 after: 51