cxgb4: add a missing error interrupt

Signed-off-by: Dimitris Michailidis <dm@chelsio.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/cxgb4/t4_hw.c b/drivers/net/cxgb4/t4_hw.c
index 4c956fb..5c058ea 100644
--- a/drivers/net/cxgb4/t4_hw.c
+++ b/drivers/net/cxgb4/t4_hw.c
@@ -1135,6 +1135,7 @@
 static void ulprx_intr_handler(struct adapter *adapter)
 {
 	static struct intr_info ulprx_intr_info[] = {
+		{ 0x1800000, "ULPRX context error", -1, 1 },
 		{ 0x7fffff, "ULPRX parity error", -1, 1 },
 		{ 0 }
 	};