WARNING: Use of volatile is usually wrong: see Documentation/process/volatile-considered-harmful.rst
#34: FILE: tools/testing/selftests/bpf/map_tests/lpm_trie_map_basic_ops.c:230:
+	__maybe_unused volatile size_t n_matches, n_matches_after_delete;

WARNING: Use of volatile is usually wrong: see Documentation/process/volatile-considered-harmful.rst
#48: FILE: tools/testing/selftests/bpf/prog_tests/bpf_cookie.c:427:
+	__maybe_unused volatile int j = 0;

WARNING: Use of volatile is usually wrong: see Documentation/process/volatile-considered-harmful.rst
#62: FILE: tools/testing/selftests/bpf/prog_tests/find_vma.c:53:
+	__maybe_unused volatile int j = 0;

WARNING: Use of volatile is usually wrong: see Documentation/process/volatile-considered-harmful.rst
#76: FILE: tools/testing/selftests/bpf/prog_tests/perf_branches.c:68:
+	__maybe_unused volatile int j = 0;

WARNING: Use of volatile is usually wrong: see Documentation/process/volatile-considered-harmful.rst
#90: FILE: tools/testing/selftests/bpf/prog_tests/perf_link.c:16:
+	__maybe_unused volatile int j = 0;

WARNING: The commit message has 'stable@', perhaps it also needs a 'Fixes:' tag?

total: 0 errors, 6 warnings, 0 checks, 59 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 9d1461640cad ("selftests/bpf: Fix set but not used errors") has style problems, please review.

NOTE: Ignored message types: ALLOC_SIZEOF_STRUCT BAD_REPORTED_BY_LINK CAMELCASE COMMIT_LOG_LONG_LINE FILE_PATH_CHANGES 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, 6 warnings, 0 checks, 59 lines checked