WARNING: line length of 83 exceeds 80 columns
#44: FILE: tools/testing/selftests/bpf/prog_tests/btf_dump.c:273:
+	union_simple = btf__find_by_name_kind(btf, "union_simple", BTF_KIND_UNION);

CHECK: Alignment should match open parenthesis
#68: FILE: tools/testing/selftests/bpf/prog_tests/btf_dump.c:297:
+	ASSERT_STREQ(dump_buf,
+"union union_empty {};\n"

CHECK: Alignment should match open parenthesis
#99: FILE: tools/testing/selftests/bpf/prog_tests/btf_dump.c:328:
+	ASSERT_STREQ(dump_buf,
+"union union_simple {\n"

total: 0 errors, 1 warnings, 2 checks, 98 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 d8dc2f86ce7a ("selftests/bpf: tests for btf_dump emit queue API") 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, 1 warnings, 2 checks, 98 lines checked