WARNING: line length of 87 exceeds 80 columns
#44: FILE: tools/testing/selftests/bpf/network_helpers.c:306:
+int connect_to_fd_opts(int server_fd, int type, const struct network_helper_opts *opts)

WARNING: line length of 81 exceeds 80 columns
#102: FILE: tools/testing/selftests/bpf/network_helpers.c:362:
+	if (getsockopt(server_fd, SOL_SOCKET, SO_PROTOCOL, &protocol, &optlen)) {

WARNING: line length of 88 exceeds 80 columns
#130: FILE: tools/testing/selftests/bpf/network_helpers.h:63:
+int connect_to_fd_opts(int server_fd, int type, const struct network_helper_opts *opts);

total: 0 errors, 3 warnings, 0 checks, 133 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 27d54b2eb133 ("selftests/bpf: Drop type from network_helper_opts") 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, 133 lines checked