WARNING: 'beeing' may be misspelled - perhaps 'being'?
#10: 
GCC 13.2.0 reported warning about (void *) beeing used as a param where (char *) is expected:
                                           ^^^^^^

WARNING: Please use correct Fixes: style 'Fixes: <12 chars of sha1> ("<title line>")' - ie: 'Fixes: d098d77232c3 ("selftest: af_unix: Add msg_oob.c.")'
#37: 
Fixes: d098d77232c37 ("selftest: af_unix: Add msg_oob.c.")

WARNING: line length of 104 exceeds 80 columns
#61: FILE: tools/testing/selftests/net/af_unix/msg_oob.c:235:
+		TH_LOG("Expected:%s", expected_errno ? strerror(expected_errno) : (char *)expected_buf);

WARNING: line length of 112 exceeds 80 columns
#70: FILE: tools/testing/selftests/net/af_unix/msg_oob.c:259:
+			TH_LOG("Expected:%s", expected_errno ? strerror(expected_errno) : (char *)expected_buf);

total: 0 errors, 4 warnings, 0 checks, 16 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 56ec3b5f2dd3 ("selftests: net: af_unix: cast void* to char* in call to macro TH_LOG()") 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, 16 lines checked