CHECK: Please don't use multiple blank lines
#37: FILE: tools/testing/selftests/bpf/prog_tests/btf_dedup_split.c:554:
+
+

WARNING: line length of 89 exceeds 80 columns
#40: FILE: tools/testing/selftests/bpf/prog_tests/btf_dedup_split.c:557:
+	btf__add_func_proto(btf1, 1);			/* [3] long (*)(long, long *); */

CHECK: Lines should not end with a '('
#50: FILE: tools/testing/selftests/bpf/prog_tests/btf_dedup_split.c:567:
+	VALIDATE_RAW_BTF(

CHECK: Lines should not end with a '('
#73: FILE: tools/testing/selftests/bpf/prog_tests/btf_dedup_split.c:590:
+	VALIDATE_RAW_BTF(

CHECK: Lines should not end with a '('
#96: FILE: tools/testing/selftests/bpf/prog_tests/btf_dedup_split.c:613:
+	VALIDATE_RAW_BTF(

total: 0 errors, 1 warnings, 4 checks, 103 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 0ef913428af3 ("selftests/bpf: Add LOC_PARAM, LOC_PROTO, LOCSEC to dedup split tests") 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, 1 warnings, 4 checks, 103 lines checked