diff --git a/hw/xen/xen-bus.c b/hw/xen/xen-bus.c
index 4973e7d9c95a6909c7fc69b867e933362f6e1e8b..c10b0899143a4377912840a58fa10d0092514e26 100644
--- a/hw/xen/xen-bus.c
+++ b/hw/xen/xen-bus.c
@@ -352,6 +352,7 @@ static void xen_bus_realize(BusState *bus, Error **errp)
             error_reportf_err(local_err,
                               "failed to set up '%s' enumeration watch: ",
                               type[i]);
+            local_err = NULL;
         }
 
         g_free(node);