WARNING: line length of 84 exceeds 80 columns
#51: FILE: tools/lib/bpf/btf.c:103:
+	 *   - BTF_NEED_SORT_CHECK value indicates sort validation will be performed

WARNING: line length of 81 exceeds 80 columns
#53: FILE: tools/lib/bpf/btf.c:105:
+	 *   - zero value indicates applied sorting check with unsorted BTF or no

WARNING: line length of 83 exceeds 80 columns
#71: FILE: tools/lib/bpf/btf.c:920:
+static __s32 btf_find_type_by_name_bsearch(const struct btf *btf, const char *name,

CHECK: Alignment should match open parenthesis
#72: FILE: tools/lib/bpf/btf.c:921:
+static __s32 btf_find_type_by_name_bsearch(const struct btf *btf, const char *name,
+						__s32 start_id, __s32 end_id)

CHECK: Alignment should match open parenthesis
#116: FILE: tools/lib/bpf/btf.c:959:
+static __s32 btf_find_type_by_name_kind(const struct btf *btf, int start_id,
+				   const char *type_name, __u32 kind)

CHECK: Alignment should match open parenthesis
#124: FILE: tools/lib/bpf/btf.c:967:
+		err = btf_find_type_by_name_kind(btf->base_btf, start_id,
+			type_name, kind);

WARNING: line length of 86 exceeds 80 columns
#137: FILE: tools/lib/bpf/btf.c:980:
+		ret = btf_find_type_by_name_bsearch(btf, type_name, start_id, end_id);

WARNING: else is not generally useful after a break or return
#156: FILE: tools/lib/bpf/btf.c:999:
+				return ret;
+			else

WARNING: line length of 86 exceeds 80 columns
#199: FILE: tools/lib/bpf/btf.c:1027:
+	return libbpf_err(btf_find_type_by_name_kind(btf, start_id, type_name, kind));

total: 0 errors, 6 warnings, 3 checks, 196 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 161fcaece675 ("libbpf: Optimize type lookup with binary search for sorted BTF") 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, 6 warnings, 3 checks, 196 lines checked