WARNING: added, moved or deleted file(s), does MAINTAINERS need updating?
#19: 
new file mode 100644

WARNING: Missing a blank line after declarations
#48: FILE: tools/testing/selftests/bpf/prog_tests/prepare.c:25:
+	int err;
+	LIBBPF_OPTS(bpf_test_run_opts, topts,

WARNING: Missing a blank line after declarations
#76: FILE: tools/testing/selftests/bpf/prog_tests/prepare.c:53:
+	int err, prog_fd;
+	LIBBPF_OPTS(bpf_test_run_opts, topts,

total: 0 errors, 3 warnings, 0 checks, 127 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 479b55c770a1 ("selftests/bpf: add tests for bpf_object__prepare") 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, 127 lines checked