Warnings before patch:
files: ['net/bpf/test_run.c', 'tools/testing/selftests/bpf/prog_tests/xdp_do_redirect.c']
Warning: net/bpf/test_run.c:869 No description found for return value of 'range_is_zero'
Warning: tools/testing/selftests/bpf/prog_tests/xdp_do_redirect.c:281 missing initial short description on line:
 * ping_setup -
Warning: tools/testing/selftests/bpf/prog_tests/xdp_do_redirect.c:301 function parameter 'data' not described in 'ping_setup'
Warning: tools/testing/selftests/bpf/prog_tests/xdp_do_redirect.c:301 No description found for return value of 'ping_setup'
Warning: net/bpf/test_run.c:869 No description found for return value of 'range_is_zero'
Warning: tools/testing/selftests/bpf/prog_tests/xdp_do_redirect.c:281 missing initial short description on line:
 * ping_setup -
Warning: tools/testing/selftests/bpf/prog_tests/xdp_do_redirect.c:301 function parameter 'data' not described in 'ping_setup'
Warning: tools/testing/selftests/bpf/prog_tests/xdp_do_redirect.c:301 No description found for return value of 'ping_setup'

Current warnings:
files: ['net/bpf/test_run.c', 'tools/testing/selftests/bpf/prog_tests/xdp_do_redirect.c']
Warning: net/bpf/test_run.c:868 No description found for return value of 'range_is_zero'
Warning: tools/testing/selftests/bpf/prog_tests/xdp_do_redirect.c:281 missing initial short description on line:
 * ping_setup -
Warning: tools/testing/selftests/bpf/prog_tests/xdp_do_redirect.c:301 function parameter 'data' not described in 'ping_setup'
Warning: tools/testing/selftests/bpf/prog_tests/xdp_do_redirect.c:301 No description found for return value of 'ping_setup'
Warning: net/bpf/test_run.c:868 No description found for return value of 'range_is_zero'
Warning: tools/testing/selftests/bpf/prog_tests/xdp_do_redirect.c:281 missing initial short description on line:
 * ping_setup -
Warning: tools/testing/selftests/bpf/prog_tests/xdp_do_redirect.c:301 function parameter 'data' not described in 'ping_setup'
Warning: tools/testing/selftests/bpf/prog_tests/xdp_do_redirect.c:301 No description found for return value of 'ping_setup'

Warnings before: 8 after: 8