WARNING: line length of 94 exceeds 80 columns
#34: FILE: tools/testing/selftests/bpf/veristat.c:663:
+		fprintf(stderr, "Failed to open filters in '%s': %s\n", path, strerror(-err));

WARNING: line length of 98 exceeds 80 columns
#43: FILE: tools/testing/selftests/bpf/veristat.c:1425:
+		fprintf(stderr, "Failed to open presets in '%s': %s\n", filename, strerror(-err));

total: 0 errors, 2 warnings, 0 checks, 16 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 bcdbfe7610e2 ("veristat: strerror expects positive number (errno)") 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, 16 lines checked