net/openvswitch/vport.c: Remove unecessary semicolon

Found by http://coccinelle.lip6.fr/

Signed-off-by: Peter Senna Tschudin <peter.senna@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/openvswitch/vport.c b/net/openvswitch/vport.c
index 9055dd6..03779e8 100644
--- a/net/openvswitch/vport.c
+++ b/net/openvswitch/vport.c
@@ -398,7 +398,7 @@
 	case VPORT_E_TX_ERROR:
 		vport->err_stats.tx_errors++;
 		break;
-	};
+	}
 
 	spin_unlock(&vport->stats_lock);
 }