WARNING: line length of 86 exceeds 80 columns
#41: FILE: tools/testing/selftests/bpf/prog_tests/attach_probe.c:142:
+	if (!ASSERT_GT(readlink("/proc/self/exe", path, PATH_MAX - 1), 0, "readlink"))

WARNING: line length of 86 exceeds 80 columns
#58: FILE: tools/testing/selftests/bpf/prog_tests/attach_probe.c:159:
+	uretprobe_link = bpf_program__attach_uprobe_opts(skel->progs.handle_uretprobe,

WARNING: line length of 86 exceeds 80 columns
#61: FILE: tools/testing/selftests/bpf/prog_tests/attach_probe.c:162:
+							 uprobe_offset, &uprobe_opts);

total: 0 errors, 3 warnings, 0 checks, 61 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 f75aa5940548 ("selftests/bpf: Add test for attaching uprobe with long event names") 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, 3 warnings, 0 checks, 61 lines checked