WARNING: Possible repeated word: 'stdin'
#17: 
    #define stdin stdin

WARNING: Possible repeated word: 'stdout'
#18: 
    #define stdout stdout

WARNING: Possible repeated word: 'stderr'
#19: 
    #define stderr stderr

WARNING: line length of 84 exceeds 80 columns
#67: FILE: tools/testing/selftests/bpf/prog_tests/reg_bounds.c:1490:
+			fprintf(env.stderr_saved, "PROGRESS (%s): %d/%d (%.2lf%%), "

WARNING: line length of 96 exceeds 80 columns
#147: FILE: tools/testing/selftests/bpf/test_progs.c:247:
+	fprintf(env.stdout_saved, "#%-*d %s:", TEST_NUM_WIDTH, test->test_num, test->test_name);

WARNING: line length of 89 exceeds 80 columns
#159: FILE: tools/testing/selftests/bpf/test_progs.c:255:
+		fprintf(env.stdout_saved, "OK (SKIP: %d/%d)", skipped_cnt, subtests_cnt);

WARNING: line length of 88 exceeds 80 columns
#226: FILE: tools/testing/selftests/bpf/test_progs.c:1362:
+			fprintf(env->stderr_saved, "Failed to create new JSON stream.");

WARNING: line length of 117 exceeds 80 columns
#246: FILE: tools/testing/selftests/bpf/test_progs.c:1720:
+			fprintf(env.stderr_saved, "WARNING! Selftests relying on bpf_testmod.ko will be skipped.\n");

total: 0 errors, 8 warnings, 0 checks, 205 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 cce9b3eb0b20 ("selftests/bpf: Fix using stdout, stderr as struct field 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, 8 warnings, 0 checks, 205 lines checked