WARNING: line length of 82 exceeds 80 columns
#62: FILE: tools/testing/selftests/bpf/prog_tests/bpf_iter_setsockopt.c:53:
+			if (getsockopt(fds[i], SOL_TCP, TCP_BPF_SOCK_OPS_CB_FLAGS,

WARNING: line length of 81 exceeds 80 columns
#94: FILE: tools/testing/selftests/bpf/prog_tests/bpf_iter_setsockopt.c:164:
+	iter_fd = bpf_iter_create(bpf_link__fd(iter_skel->links.change_tcp_val));

WARNING: line length of 99 exceeds 80 columns
#148: FILE: tools/testing/selftests/bpf/prog_tests/bpf_iter_setsockopt.c:217:
+	iter_skel->links.change_tcp_val = bpf_program__attach_iter(iter_skel->progs.change_tcp_val,

WARNING: line length of 94 exceeds 80 columns
#163: FILE: tools/testing/selftests/bpf/prog_tests/bpf_iter_setsockopt.c:241:
+	getsockopt_link = bpf_program__attach_cgroup(iter_skel->progs._getsockopt, cgroup_fd);

WARNING: line length of 86 exceeds 80 columns
#222: FILE: tools/testing/selftests/bpf/progs/bpf_iter_setsockopt.c:59:
+	if (!sk || ctx->level != SOL_TCP || ctx->optname != TCP_BPF_SOCK_OPS_CB_FLAGS)

WARNING: line length of 88 exceeds 80 columns
#265: FILE: tools/testing/selftests/bpf/progs/bpf_iter_setsockopt.c:100:
+		bpf_setsockopt(tp, SOL_TCP, TCP_CONGESTION, dctcp_cc, sizeof(dctcp_cc));

total: 0 errors, 6 warnings, 0 checks, 254 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 244adf1dbe59 ("selftests/bpf: modify bpf_iter_setsockopt to test TCP_BPF_SOCK_OPS_CB_FLAGS") 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, 6 warnings, 0 checks, 254 lines checked