Warnings before patch:
files: ['net/netfilter/nf_tables_api.c', 'net/netfilter/nft_set_rbtree.c']
Warning: net/netfilter/nf_tables_api.c:3299 No description found for return value of 'nft_register_expr'
Warning: net/netfilter/nf_tables_api.c:8081 No description found for return value of 'nft_register_obj'
Warning: net/netfilter/nf_tables_api.c:11634 No description found for return value of 'nft_parse_u32_check'
Warning: net/netfilter/nf_tables_api.c:11677 No description found for return value of 'nft_dump_register'
Warning: net/netfilter/nf_tables_api.c:11957 No description found for return value of 'nft_data_init'
Warning: net/netfilter/nf_tables_api.c:3299 No description found for return value of 'nft_register_expr'
Warning: net/netfilter/nf_tables_api.c:8081 No description found for return value of 'nft_register_obj'
Warning: net/netfilter/nf_tables_api.c:11634 No description found for return value of 'nft_parse_u32_check'
Warning: net/netfilter/nf_tables_api.c:11677 No description found for return value of 'nft_dump_register'
Warning: net/netfilter/nf_tables_api.c:11957 No description found for return value of 'nft_data_init'

Current warnings:
files: ['net/netfilter/nf_tables_api.c', 'net/netfilter/nft_set_rbtree.c']
Warning: net/netfilter/nf_tables_api.c:3299 No description found for return value of 'nft_register_expr'
Warning: net/netfilter/nf_tables_api.c:8086 No description found for return value of 'nft_register_obj'
Warning: net/netfilter/nf_tables_api.c:11639 No description found for return value of 'nft_parse_u32_check'
Warning: net/netfilter/nf_tables_api.c:11682 No description found for return value of 'nft_dump_register'
Warning: net/netfilter/nf_tables_api.c:11962 No description found for return value of 'nft_data_init'
Warning: net/netfilter/nf_tables_api.c:3299 No description found for return value of 'nft_register_expr'
Warning: net/netfilter/nf_tables_api.c:8086 No description found for return value of 'nft_register_obj'
Warning: net/netfilter/nf_tables_api.c:11639 No description found for return value of 'nft_parse_u32_check'
Warning: net/netfilter/nf_tables_api.c:11682 No description found for return value of 'nft_dump_register'
Warning: net/netfilter/nf_tables_api.c:11962 No description found for return value of 'nft_data_init'

Warnings before: 10 after: 10