WARNING: line length of 99 exceeds 80 columns
#148: FILE: tools/testing/selftests/bpf/prog_tests/usdt.c:317:
+	skel->links.usdt_100 = bpf_program__attach_usdt(skel->progs.usdt_100, -1, "/proc/self/exe",

WARNING: line length of 82 exceeds 80 columns
#149: FILE: tools/testing/selftests/bpf/prog_tests/usdt.c:318:
+							"test", "usdt_300", NULL);

total: 0 errors, 2 warnings, 0 checks, 55 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 4b55be00e089 ("selftests/bpf: Refactor the failed assertion to another subtest") 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, 55 lines checked