vl: relocate path to configuration file

Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>

softmmu/vl.c

@@ -2676,8 +2676,9 @@ static int global_init_func(void *opaque, QemuOpts *opts, Error **errp)
 static int qemu_read_default_config_file(void)
 {
     int ret;
+    g_autofree char *file = get_relocated_path(CONFIG_QEMU_CONFDIR "/qemu.conf");
 
-    ret = qemu_read_config_file(CONFIG_QEMU_CONFDIR "/qemu.conf");
+    ret = qemu_read_config_file(file);
     if (ret < 0 && ret != -ENOENT) {
         return ret;
     }