re #13140 rb4270 hvm_sd module missing dependencies on scsi and cmlb
re #13166 rb4270 Check for Xen HVM even if CPUID signature returns Microsoft Hv
re #13187 rb4270 Fix Xen HVM related warnings

@@ -737,16 +737,13 @@
          * If the memscrubber attempts to scrub the pages we hand to Xen,
          * the domain will panic.
          */
         memscrub_disable();
 
-        /*
-         * Report our version to dom0.
-         */
-        if (xenbus_printf(XBT_NULL, "guest/xpv", "version", "%d",
-            HVMPV_XPV_VERS))
-                cmn_err(CE_WARN, "xpv: couldn't write version\n");
+        /* Report our version to dom0 */
+        (void) xenbus_printf(XBT_NULL, "guest/xpv", "version", "%d",
+            HVMPV_XPV_VERS);
 
         return (DDI_SUCCESS);
 }
 
 /*