WARNING: Block comments use a trailing */ on a separate line
#50: FILE: tools/testing/selftests/bpf/progs/free_timer.c:15:
+ * mimic clang's behavior.  */

WARNING: Block comments use a trailing */ on a separate line
#71: FILE: tools/testing/selftests/bpf/progs/rcu_read_lock.c:15:
+ * mimic clang's behavior.  */

total: 0 errors, 2 warnings, 0 checks, 32 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 ae9782957833 ("bpf: adapt selftests to GCC 16 -Wunused-but-set-variable") has style problems, please review.

NOTE: Ignored message types: ALLOC_SIZEOF_STRUCT BAD_REPORTED_BY_LINK CAMELCASE COMMIT_LOG_LONG_LINE FILE_PATH_CHANGES 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, 2 warnings, 0 checks, 32 lines checked