From 19f8bd613e163da630a263cc41def0667bbb14fa Mon Sep 17 00:00:00 2001
From: Devaev Maxim <mdevaev@gmail.com>
Date: Wed, 12 May 2021 12:35:22 +0300
Subject: [PATCH] quick workaround for broken %b

---
 scripts/kvmd-udev-hdmiusb-check | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/scripts/kvmd-udev-hdmiusb-check b/scripts/kvmd-udev-hdmiusb-check
index f6446fa7..ada4ceab 100755
--- a/scripts/kvmd-udev-hdmiusb-check
+++ b/scripts/kvmd-udev-hdmiusb-check
@@ -28,6 +28,9 @@ set -x
 board="$1"
 port="$2"
 
+# В новом systemd поломали %b в правилах udev
+[ -n "$port" ] || exit 0
+
 # https://gist.github.com/mdevaev/6eb65be689142e5ac16da7542f50830f
 model="`tr < /proc/device-tree/model -d '\000'`"