From 8a3e16fa25924dd5cd6ad4977419e09295f7cf41 Mon Sep 17 00:00:00 2001
From: Milan Broz <gmazyland@gmail.com>
Date: Thu, 20 Nov 2025 21:28:07 +0100
Subject: [PATCH] tests: Avoid verity concurrent test failure on device node
 check

This regularly crashes on Alpine Linux that use some strange
configuration.
Udev settle seems to help, despite it should be noop on recent systems...
---
 tests/verity-compat-test | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/tests/verity-compat-test b/tests/verity-compat-test
index 5fa70217..93ac405e 100755
--- a/tests/verity-compat-test
+++ b/tests/verity-compat-test
@@ -458,6 +458,8 @@ check_concurrent() # $1 hash
 	wait
 	grep -q "Command failed with code .* (wrong or missing parameters)" $DEV_OUT && fail
 	grep -q "Command failed with code .* (wrong device or file specified)." $DEV_OUT && fail
+	# Some distros have strange udev rules, settle here seems to be necessary
+	udevadm settle >/dev/null 2>&1
 	check_exists
 	rm $DEV_OUT
 	$VERITYSETUP close $DEV_NAME >/dev/null 2>&1 || fail