link discovery and providers are implemented
diff --git a/of/ctl/src/main/java/org/onlab/onos/of/drivers/impl/OFSwitchImplOVS10.java b/of/ctl/src/main/java/org/onlab/onos/of/drivers/impl/OFSwitchImplOVS10.java
index b9ee4c9..0de661b 100644
--- a/of/ctl/src/main/java/org/onlab/onos/of/drivers/impl/OFSwitchImplOVS10.java
+++ b/of/ctl/src/main/java/org/onlab/onos/of/drivers/impl/OFSwitchImplOVS10.java
@@ -50,8 +50,7 @@
 
     @Override
     public void write(OFMessage msg) {
-        channel.write(msg);
-
+        channel.write(Collections.singletonList(msg));
     }
 
     @Override