--- a/sbin/fjail	Sun Aug 21 11:00:58 2022 +0200
+++ b/sbin/fjail	Sun Aug 21 11:06:19 2022 +0200
@@ -500,7 +500,7 @@
 ${_get}
 EOF
         if [ "${_vestatus}" = "on" ]; then
-            zfs set readonly=off ${_veds} >/dev/null 2>/dev/null || { echo "ERROR: cannot reset readonly-status of ${_mp}/var/empty" >&2; return 1; }
+            zfs set readonly=off ${_veds} 1> /dev/null || { echo "ERROR: cannot reset readonly-status of ${_mp}/var/empty" >&2; return 1; }
         fi
     fi
     # Set the access rights and the file flags as given in mtree
@@ -508,7 +508,7 @@
     chflags schg "${_mp}/var/empty" || { echo "WARNING: Cannot chflags on var/empty" >&2; }
     # Reset the read-only status of the mountpoint as it was before
     if [ "${_vestatus}" = "on" ]; then
-        zfs set readonly=on ${_veds} >/dev/null 2>/dev/null || { echo "ERROR: cannot reactivate readonly-status of ${_mp}/var/empty" >&2; return 1; }
+        zfs set readonly=on ${_veds} 1> /dev/null || { echo "ERROR: cannot reactivate readonly-status of ${_mp}/var/empty" >&2; return 1; }
     fi
 }