WARNING: line length of 83 exceeds 80 columns
#87: FILE: tools/testing/selftests/bpf/unpriv_helpers.c:32:
+				fprintf(stderr, "gzgets /proc/config.gz: %s", msg);

WARNING: line length of 91 exceeds 80 columns
#122: FILE: tools/testing/selftests/bpf/unpriv_helpers.c:78:
+	return scan_cmdline("mitigations=off") || !scan_config("CONFIG_CPU_MITIGATIONS=y");

total: 0 errors, 2 warnings, 0 checks, 66 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 1925f8360c1c ("selftests/bpf: more precise cpu_mitigations state detection") 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, 66 lines checked