WARNING: line length of 91 exceeds 80 columns
#55: FILE: tools/lib/bpf/btf.c:4503:
+			if (!btf_dedup_identical_types(d, m1->type, m2->type, depth - 1)) {

WARNING: line length of 92 exceeds 80 columns
#59: FILE: tools/lib/bpf/btf.c:4507:
+						 k1 == BTF_KIND_STRUCT ? "struct" : "union",

WARNING: line length of 91 exceeds 80 columns
#60: FILE: tools/lib/bpf/btf.c:4508:
+						 btf__name_by_offset(d->btf, t1->name_off),

WARNING: line length of 91 exceeds 80 columns
#62: FILE: tools/lib/bpf/btf.c:4510:
+						 btf__name_by_offset(d->btf, m1->name_off),

WARNING: line length of 92 exceeds 80 columns
#63: FILE: tools/lib/bpf/btf.c:4511:
+						 btf__name_by_offset(d->btf, m2->name_off));

WARNING: line length of 99 exceeds 80 columns
#81: FILE: tools/lib/bpf/btf.c:4761:
+						 cand_kind == BTF_KIND_STRUCT ? "struct" : "union",

WARNING: line length of 98 exceeds 80 columns
#82: FILE: tools/lib/bpf/btf.c:4762:
+						 btf__name_by_offset(d->btf, cand_type->name_off),

WARNING: line length of 95 exceeds 80 columns
#84: FILE: tools/lib/bpf/btf.c:4764:
+						 btf__name_by_offset(d->btf, cand_m->name_off),

WARNING: line length of 96 exceeds 80 columns
#85: FILE: tools/lib/bpf/btf.c:4765:
+						 btf__name_by_offset(d->btf, canon_m->name_off),

total: 0 errors, 9 warnings, 0 checks, 58 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 78240a210eea ("libbpf: Add debug messaging in dedup equivalence/identity matching") 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, 9 warnings, 0 checks, 58 lines checked