WARNING: line length of 81 exceeds 80 columns
#61: FILE: tools/testing/selftests/bpf/prog_tests/skc_to_unix_sock.c:34:
+	sockfd = start_server_str(AF_UNIX, SOCK_STREAM, sock_path + 1, 0, &opts);

total: 0 errors, 1 warnings, 0 checks, 40 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 572a98906b0e ("selftests/bpf: Use start_server_str in skc_to_unix_sock") 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, 1 warnings, 0 checks, 40 lines checked