dracut-functions.sh:get_persistent_dev(): use printf, instead of echo

diff --git a/dracut-functions.sh b/dracut-functions.sh
index b07063fddc093546412b13a6a35652be25dc7d64..9286828277858c10cf6d1b34fabb170772f0fd5e 100755 (executable)
--- a/dracut-functions.sh
+++ b/dracut-functions.sh
@@ -388,7 +388,7 @@ get_persistent_dev() {
             return
         fi
     done
-    echo $1
+    printf -- "%s" "$1"
 }
 
 expand_persistent_dev() {