Warnings before patch:
files: ['include/net/xdp.h', 'drivers/net/veth.c', 'net/bpf/test_run.c', 'net/core/filter.c', 'include/linux/filter.h', 'net/core/xdp.c', 'kernel/bpf/cpumap.c']
Warning: net/bpf/test_run.c:869 No description found for return value of 'range_is_zero'
Warning: net/core/filter.c:135 No description found for return value of 'sk_filter_trim_cap'
Warning: net/core/filter.c:587 No description found for return value of 'bpf_convert_filter'
Warning: net/core/filter.c:1082 No description found for return value of 'bpf_check_classic'
Warning: net/core/filter.c:1387 No description found for return value of 'bpf_prog_create'
Warning: net/core/filter.c:1433 No description found for return value of 'bpf_prog_create_from_user'
Warning: net/core/filter.c:1554 No description found for return value of 'sk_attach_filter'
Warning: net/core/filter.c:12100 No description found for return value of 'bpf_skb_meta_pointer'

Current warnings:
files: ['include/net/xdp.h', 'drivers/net/veth.c', 'net/bpf/test_run.c', 'net/core/filter.c', 'include/linux/filter.h', 'net/core/xdp.c', 'kernel/bpf/cpumap.c']
Warning: net/bpf/test_run.c:867 No description found for return value of 'range_is_zero'
Warning: net/core/filter.c:135 No description found for return value of 'sk_filter_trim_cap'
Warning: net/core/filter.c:587 No description found for return value of 'bpf_convert_filter'
Warning: net/core/filter.c:1082 No description found for return value of 'bpf_check_classic'
Warning: net/core/filter.c:1387 No description found for return value of 'bpf_prog_create'
Warning: net/core/filter.c:1433 No description found for return value of 'bpf_prog_create_from_user'
Warning: net/core/filter.c:1554 No description found for return value of 'sk_attach_filter'
Warning: net/core/filter.c:12100 No description found for return value of 'bpf_skb_meta_pointer'

Warnings before: 8 after: 8