WARNING: line length of 91 exceeds 80 columns
#42: FILE: tools/lib/bpf/libbpf.c:6698:
+static bool need_func_arg_type_fixup(const struct btf *btf, const struct bpf_program *prog,

WARNING: line length of 93 exceeds 80 columns
#61: FILE: tools/lib/bpf/libbpf.c:6717:
+	    (prog->type == BPF_PROG_TYPE_KPROBE || prog->type == BPF_PROG_TYPE_PERF_EVENT)) {

WARNING: line length of 94 exceeds 80 columns
#130: FILE: tools/lib/bpf/libbpf.c:6976:
+		if (!need_func_arg_type_fixup(btf, prog, fn_name, arg_idx, p->type, ctx_name))

total: 0 errors, 3 warnings, 0 checks, 94 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 1f0944cd9ac7 ("libbpf: warn on unexpected __arg_ctx type when rewriting BTF") 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, 3 warnings, 0 checks, 94 lines checked