memory leak found during multiple reboots. it was found that in many cases the
reply was not unref'ed

--signed off by vishwanath@in.ibm.com---
diff --git a/storageaddsel.C b/storageaddsel.C
index 51edc59..cb90aab 100644
--- a/storageaddsel.C
+++ b/storageaddsel.C
@@ -193,8 +193,8 @@
 
 finish:
     sd_bus_error_free(&error);
-    sd_bus_message_unref(m);
-    sd_bus_message_unref(reply);
+    m = sd_bus_message_unref(m);
+    reply = sd_bus_message_unref(reply);
     return r;
 }