libxl: set ret to non-zero value in failure path

... otherwise we have something like:

xl: libxl_create.c:968: initiate_domain_create: Assertion `ret' failed.

Signed-off-by: Wei Liu <wei.liu2@citrix.com>
Acked-by: Ian Campbell <ian.campbell@citrix.com>

diff --git a/tools/libxl/libxl_create.c b/tools/libxl/libxl_create.c
index 51281608cc605c273b52ead39e35c77cc712e8f2..29c2641e093cfa6e8b9698e71de088e39acfd503 100644 (file)
--- a/tools/libxl/libxl_create.c
+++ b/tools/libxl/libxl_create.c
@@ -865,6 +865,7 @@ static void initiate_domain_create(libxl__egc *egc,
      */
     if (d_config->c_info.type == LIBXL_DOMAIN_TYPE_PV &&
         d_config->b_info.num_vnuma_nodes) {
+        ret = ERROR_INVAL;
         LOG(ERROR, "PV vNUMA is not yet supported");
         goto error_out;
     }