r71: bugcic u cp_backup_conffile

[carnet-tools-cn.git] / functions.sh

diff --git a/functions.sh b/functions.sh
index 4b3013d..f5326b9 100644 (file)
--- a/functions.sh
+++ b/functions.sh
@@ -173,7 +173,9 @@ cp_backup_conffile() {
       did=1
     fi
   fi
-  
+
+  [ -z "$check" ] && return 0
+
   if [ "$check" -a "$did" ]; then
     return 0
   else