WARNING: line length of 85 exceeds 80 columns
#109: FILE: kernel/bpf/syscall.c:3685:
+	err = bpf_perf_link_fill_common(event, uname, &ulen, NULL, NULL, NULL, NULL);

WARNING: line length of 96 exceeds 80 columns
#129: FILE: tools/testing/selftests/bpf/prog_tests/fill_link_info.c:70:
+		ASSERT_EQ(info.perf_event.kprobe.name_len, strlen(KPROBE_FUNC) + 1, "name_len");

WARNING: line length of 96 exceeds 80 columns
#139: FILE: tools/testing/selftests/bpf/prog_tests/fill_link_info.c:82:
+		ASSERT_EQ(info.perf_event.tracepoint.name_len, strlen(TP_NAME) + 1, "name_len");

WARNING: line length of 96 exceeds 80 columns
#149: FILE: tools/testing/selftests/bpf/prog_tests/fill_link_info.c:99:
+		ASSERT_EQ(info.perf_event.uprobe.name_len, strlen(UPROBE_FILE) + 1, "name_len");

total: 0 errors, 4 warnings, 0 checks, 113 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 044ac832b681 ("bpf: fix unpopulated name_len field in perf_event link info") 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, 4 warnings, 0 checks, 113 lines checked