From 7ae82864a7c80a6240dea3cdc6d882fc2337ce2f Mon Sep 17 00:00:00 2001
From: Simon Rettberg
Date: Thu, 15 Jun 2023 12:25:59 +0200
Subject: [SSUS] Use cmp instead of diff

---
 satellit_upgrader/updater.template.sh | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/satellit_upgrader/updater.template.sh b/satellit_upgrader/updater.template.sh
index 13be0b7..71d8097 100644
--- a/satellit_upgrader/updater.template.sh
+++ b/satellit_upgrader/updater.template.sh
@@ -138,7 +138,7 @@ diffcp () {
 	[ -f "$SRC" ] || perror "$1/$2 included in updater, but is not regular file."
 	if [ -e "$DST" ]; then
 		[ -f "$DST" ] || perror "$DST exists and is not a regular file, cannot replace."
-		diff -q "$SRC" "$DST" &>/dev/null && return 1 # diff returns 0 if files are equal
+		cmp -s "$SRC" "$DST" &>/dev/null && return 1 # cmp returns 0 if files are equal
 	fi
 	if [ -n "$3" ]; then
 		echo "$3"
-- 
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