Warnings before patch:
files: ['net/netfilter/nf_tables_api.c', 'net/netfilter/nft_compat.c']
Warning: net/netfilter/nf_tables_api.c:3371 No description found for return value of 'nft_register_expr'
Warning: net/netfilter/nf_tables_api.c:8046 No description found for return value of 'nft_register_obj'
Warning: net/netfilter/nf_tables_api.c:11549 No description found for return value of 'nft_parse_u32_check'
Warning: net/netfilter/nf_tables_api.c:11592 No description found for return value of 'nft_dump_register'
Warning: net/netfilter/nf_tables_api.c:11875 No description found for return value of 'nft_data_init'
Warning: net/netfilter/nf_tables_api.c:3371 No description found for return value of 'nft_register_expr'
Warning: net/netfilter/nf_tables_api.c:8046 No description found for return value of 'nft_register_obj'
Warning: net/netfilter/nf_tables_api.c:11549 No description found for return value of 'nft_parse_u32_check'
Warning: net/netfilter/nf_tables_api.c:11592 No description found for return value of 'nft_dump_register'
Warning: net/netfilter/nf_tables_api.c:11875 No description found for return value of 'nft_data_init'

Current warnings:
files: ['net/netfilter/nf_tables_api.c', 'net/netfilter/nft_compat.c']
Warning: net/netfilter/nf_tables_api.c:3371 No description found for return value of 'nft_register_expr'
Warning: net/netfilter/nf_tables_api.c:8047 No description found for return value of 'nft_register_obj'
Warning: net/netfilter/nf_tables_api.c:11550 No description found for return value of 'nft_parse_u32_check'
Warning: net/netfilter/nf_tables_api.c:11593 No description found for return value of 'nft_dump_register'
Warning: net/netfilter/nf_tables_api.c:11876 No description found for return value of 'nft_data_init'
Warning: net/netfilter/nf_tables_api.c:3371 No description found for return value of 'nft_register_expr'
Warning: net/netfilter/nf_tables_api.c:8047 No description found for return value of 'nft_register_obj'
Warning: net/netfilter/nf_tables_api.c:11550 No description found for return value of 'nft_parse_u32_check'
Warning: net/netfilter/nf_tables_api.c:11593 No description found for return value of 'nft_dump_register'
Warning: net/netfilter/nf_tables_api.c:11876 No description found for return value of 'nft_data_init'

Warnings before: 10 after: 10