WARNING: line length of 87 exceeds 80 columns
#67: FILE: tools/testing/selftests/bpf/progs/tracing_struct.c:138:
+int BPF_PROG2(test_struct_arg_12, struct bpf_testmod_struct_arg_6, h, u64, a, short, c)

WARNING: line length of 81 exceeds 80 columns
#93: FILE: tools/testing/selftests/bpf/test_kmods/bpf_testmod.c:135:
+bpf_testmod_test_struct_arg_10(struct bpf_testmod_struct_arg_6 h, u64 a, short c)

total: 0 errors, 2 warnings, 0 checks, 71 lines checked

NOTE: For some of the reported defects, checkpatch may be able to
      mechanically convert to the typical style using --fix or --fix-inplace.

Commit 8b0099c57559 ("selftests/bpf: add 0-length struct testing to tracing_struct tests") has style problems, please review.

NOTE: Ignored message types: ALLOC_SIZEOF_STRUCT BAD_REPORTED_BY_LINK CAMELCASE COMMIT_LOG_LONG_LINE GIT_COMMIT_ID MACRO_ARG_REUSE NO_AUTHOR_SIGN_OFF

NOTE: If any of the errors are false positives, please report
      them to the maintainer, see CHECKPATCH in MAINTAINERS.
total: 0 errors, 2 warnings, 0 checks, 71 lines checked