qlge: Add handler for DCBX firmware event.

The driver has nothing to do, but this marker prevents the event from
showing up 'not handled'.

Signed-off-by: Ron Mercer <ron.mercer@qlogic.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/qlge/qlge_mpi.c b/drivers/net/qlge/qlge_mpi.c
index 99e58e3..2e83c4b 100644
--- a/drivers/net/qlge/qlge_mpi.c
+++ b/drivers/net/qlge/qlge_mpi.c
@@ -446,6 +446,9 @@
 		ql_aen_lost(qdev, mbcp);
 		break;
 
+	case AEN_DCBX_CHG:
+		/* Need to support AEN 8110 */
+		break;
 	default:
 		QPRINTK(qdev, DRV, ERR,
 			"Unsupported AE %.08x.\n", mbcp->mbox_out[0]);