Fix Javadoc warning about IOException throws

Change-Id: I65d7b37da0a30a1f56640eec65a43f12e723f8f2
diff --git a/openflow/drivers/src/main/java/org/onosproject/openflow/drivers/OFSwitchImplSpringOpenTTP.java b/openflow/drivers/src/main/java/org/onosproject/openflow/drivers/OFSwitchImplSpringOpenTTP.java
index 0fbdfa8..441cd72 100644
--- a/openflow/drivers/src/main/java/org/onosproject/openflow/drivers/OFSwitchImplSpringOpenTTP.java
+++ b/openflow/drivers/src/main/java/org/onosproject/openflow/drivers/OFSwitchImplSpringOpenTTP.java
@@ -376,11 +376,10 @@
      * @param tableToSend the table to send as per the GOTO_TABLE instruction it
      *        needs to be set if 'toTable' is true. Ignored of 'toTable' is
      *        false.
-     * @throws IOException
      */
     protected void populateTableMissEntry(int tableToAdd, boolean toControllerNow,
                                           boolean toControllerWrite,
-                                          boolean toTable, int tableToSend) throws IOException {
+                                          boolean toTable, int tableToSend) {
         OFOxmList oxmList = OFOxmList.EMPTY;
         OFMatchV3 match = factory.buildMatchV3()
                 .setOxmList(oxmList)
@@ -572,4 +571,4 @@
                 .build();
         write(br);
     }
-}
\ No newline at end of file
+}