WARNING: line length of 94 exceeds 80 columns
#42: FILE: tools/testing/selftests/bpf/prog_tests/tcp_hdr_options.c:480:
+	ret = setsockopt(sk_fds.active_fd, SOL_TCP, TCP_NODELAY, &true_val, sizeof(true_val));

WARNING: line length of 82 exceeds 80 columns
#53: FILE: tools/testing/selftests/bpf/prog_tests/tcp_hdr_options.c:514:
+	ASSERT_TRUE(misc_skel->data->nodelay_est_ok, "unexpected nodelay_est_ok");

WARNING: line length of 92 exceeds 80 columns
#55: FILE: tools/testing/selftests/bpf/prog_tests/tcp_hdr_options.c:516:
+	ASSERT_TRUE(misc_skel->data->nodelay_hdr_len_err, "unexpected nodelay_hdr_len_err");

WARNING: line length of 96 exceeds 80 columns
#57: FILE: tools/testing/selftests/bpf/prog_tests/tcp_hdr_options.c:518:
+	ASSERT_TRUE(misc_skel->data->nodelay_write_hdr_err, "unexpected nodelay_write_hdr_err");

WARNING: line length of 95 exceeds 80 columns
#90: FILE: tools/testing/selftests/bpf/progs/test_misc_tcp_hdr_options.c:323:
+		ret = bpf_setsockopt(skops, SOL_TCP, TCP_NODELAY, &true_val, sizeof(true_val));

WARNING: line length of 95 exceeds 80 columns
#95: FILE: tools/testing/selftests/bpf/progs/test_misc_tcp_hdr_options.c:328:
+		ret = bpf_setsockopt(skops, SOL_TCP, TCP_NODELAY, &true_val, sizeof(true_val));

WARNING: line length of 97 exceeds 80 columns
#100: FILE: tools/testing/selftests/bpf/progs/test_misc_tcp_hdr_options.c:333:
+		ret = bpf_setsockopt(skops, SOL_TCP, TCP_NODELAY, &false_val, sizeof(false_val));

total: 0 errors, 7 warnings, 0 checks, 67 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 3409867afac4 ("selftests/bpf: Test TCP_NODELAY in TCP hdr opt callbacks") 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, 7 warnings, 0 checks, 67 lines checked