X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?p=elogind.git;a=blobdiff_plain;f=src%2Fcore%2Fdbus-manager.c;h=b47fc851015d24bee3c927f6c74a990eb1bff645;hp=46f55d088bb1250d4c2592b48f5fa8dc08490627;hb=98e6c5e62ffcec33bd5255ebaafeafdc5a3f1ada;hpb=ca2871d9b027018c108e0cf7bbc4e5a919e300c3

diff --git a/src/core/dbus-manager.c b/src/core/dbus-manager.c
index 46f55d088..b47fc8510 100644
--- a/src/core/dbus-manager.c
+++ b/src/core/dbus-manager.c
@@ -466,7 +466,7 @@ static int bus_manager_append_progress(DBusMessageIter *i, const char *property,
 
 static int bus_manager_append_virt(DBusMessageIter *i, const char *property, void *data) {
         Manager *m = data;
-        const char *id = "";
+        const char *id = NULL;
 
         assert(i);
         assert(property);
@@ -474,6 +474,8 @@ static int bus_manager_append_virt(DBusMessageIter *i, const char *property, voi
 
         detect_virtualization(&id);
 
+        if (!id)
+                id = "";
         if (!dbus_message_iter_append_basic(i, DBUS_TYPE_STRING, &id))
                 return -ENOMEM;