CHECK: multiple assignments should be avoided
#67: FILE: tools/testing/selftests/bpf/prog_tests/uprobe_multi_test.c:74:
+	child.pid = child.tid = fork();

WARNING: line length of 86 exceeds 80 columns
#175: FILE: tools/testing/selftests/bpf/prog_tests/uprobe_multi_test.c:208:
+		ASSERT_EQ(skel->bss->child_tid, child->tid, "uprobe_multi_child_tid");

total: 0 errors, 1 warnings, 1 checks, 204 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 5970a8edc102 ("selftests/bpf: extend multi-uprobe tests with child thread case") 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, 204 lines checked