From f1f33ae197972ab15d676d51685a70c6e10686b8 Mon Sep 17 00:00:00 2001
From: Ivo Capanema <ivoliveirabh@hotmail.com>
Date: Wed, 9 Nov 2022 20:35:20 -0300
Subject: [PATCH] added adb serial found check

---
 reinstall-magisk-on-lineageos | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/reinstall-magisk-on-lineageos b/reinstall-magisk-on-lineageos
index d26d02a..a75f703 100755
--- a/reinstall-magisk-on-lineageos
+++ b/reinstall-magisk-on-lineageos
@@ -5,6 +5,10 @@ set -e
 PHONE_ADB_SERIAL_NUMBER=${ADB_DEVICE} # The adb serial number can be found by running `adb devices`.
 if [$PHONE_ADB_SERIAL_NUMBER = '']; then
     PHONE_ADB_SERIAL_NUMBER=$(echo $(adb devices) | sed -rn 's/(^|(.* ))([^ ]*) device(( .*)|$)/\3/; T; p; q')
+    if [[ -n $PHONE_ADB_SERIAL_NUMBER ]]
+        print_message "ERROR: no suitable phone connected"
+        exit 1
+    fi
 fi
 
 print_message() {