qemu: Enable mount namespace

https://bugzilla.redhat.com/show_bug.cgi?id=1404952Signed-off-by: NMichal Privoznik <mprivozn@redhat.com>

src/qemu/qemu_domain.c

@@ -7396,7 +7396,8 @@ qemuDomainCreateNamespace(virQEMUDriverPtr driver,
         }
     }
 
-    /* Enabling of the mount namespace goes here. */
+    if (qemuDomainEnableNamespace(vm, QEMU_DOMAIN_NS_MOUNT) < 0)
+        goto cleanup;
 
     ret = 0;
  cleanup: