Fixed minor bug where WWINIT was unset and exec had nothing to call

README.md

@@ -174,7 +174,7 @@ sudo ./wwctl overlay list -ls
 sudo EDITOR=vim ./wwctl overlay edit default /etc/hello_world.ww
 sudo ./wwctl overlay build -a
 ```
-    
+
 #### Start the Warewulf daemon:
 
 Once the above provisioning images are built, you can check the provisioning "rediness"

overlays/system/default/warewulf/wwinit

@@ -10,6 +10,7 @@ done
 
 /bin/bash
 
+INIT=$WWINIT
 echo "Cleaning up"
 unset WWCONTAINER
 unset WWHOSTNAME
@@ -21,8 +22,8 @@ unset WWIPMI_GATEWAY
 unset WWIPMI_USER
 unset WWIPMI_PASSWORD
 
-echo "Calling $WWINIT..."
+echo "Calling $INIT..."
 echo
 
 sleep 2
-exec $WWINIT
+exec $INIT