7127  remove -Wno-missing-braces from Makefile.uts

@@ -55,11 +55,11 @@
         "xVM rtls stub",
         &pv_rtls_ops
 };
 
 static struct modlinkage modlinkage = {
-        MODREV_1, (void *)&modldrv, NULL
+        MODREV_1, { (void *)&modldrv, NULL }
 };
 
 int
 _init(void)
 {