WARNING: Missing commit description - Add an appropriate one

CHECK: spaces preferred around that '*' (ctx:WxV)
#20: FILE: tools/testing/selftests/bpf/progs/local_kptr_stash.c:14:
+	struct prog_test_ref_kfunc __kptr *stashed_in_node;
 	                                  ^

total: 0 errors, 1 warnings, 1 checks, 42 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 319babd5a1a5 ("selftests/bpf: Test bpf_kptr_xchg stashing into local kptr") 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, 1 checks, 42 lines checked