# HG changeset patch
# User Franz Glasner <fzglas.hg@dom66.de>
# Date 1727805936 -7200
# Node ID 4243b087fc2dbe646d0e18a422db2550cb668fee
# Parent  f8bd9471345a1d7a5e44a4c0f59dd4fc4661e425
fjail: Check simple result directly

diff -r f8bd9471345a -r 4243b087fc2d sbin/fjail
--- a/sbin/fjail	Tue Oct 01 20:00:44 2024 +0200
+++ b/sbin/fjail	Tue Oct 01 20:05:36 2024 +0200
@@ -582,8 +582,7 @@
     # make it writeable temporarily if it is mounted read-only:
     #
     _vestatus=""
-    _veds="$(_get_zfs_dataset_for_varempty "${_mp}")"
-    if [ $? -eq 0 ]; then
+    if _veds="$(_get_zfs_dataset_for_varempty "${_mp}")" ; then
         _vestatus=$(zfs list -H -o readonly -t filesystem ${_veds} 2>/dev/null) || { echo "ERROR: cannot determine readonly status of ${_mp}/var/empty" >&2; return 1; }
         if [ "${_vestatus}" = "on" ]; then
             zfs set readonly=off ${_veds} 1> /dev/null || { echo "ERROR: cannot reset readonly-status of ${_mp}/var/empty" >&2; return 1; }