From d6a5217798877b7e197952ce13588ab34c21dbf5 Mon Sep 17 00:00:00 2001
From: Matthieu Bouron <matthieu.bouron@gmail.com>
Date: Mon, 29 Jan 2024 12:13:53 +0100
Subject: [PATCH] fix(steamos-update): Properly read the return code of the
 upgrade command

Fixes the following error:

/tmp/upgrade-check: integer expression expected
---
 system_files/deck/shared/usr/bin/steamos-update | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/system_files/deck/shared/usr/bin/steamos-update b/system_files/deck/shared/usr/bin/steamos-update
index e822618dbc..5f9d191656 100755
--- a/system_files/deck/shared/usr/bin/steamos-update
+++ b/system_files/deck/shared/usr/bin/steamos-update
@@ -66,7 +66,7 @@ if command -v ublue-update > /dev/null; then
     }
     upgrade | fake_progress
     # Check if upgrade failed
-    UPGRADE_CHECK=/tmp/upgrade-check
+    UPGRADE_CHECK=$(cat /tmp/upgrade-check)
     rm /tmp/upgrade-check
     if [ ${UPGRADE_CHECK} -eq 0 ]; then
       touch /tmp/upgrade-installed