net: fec: don't disable FEC_ENET_TS_TIMER interrupt

Only the interrupt routine processes this condition.

Signed-off-by: Troy Kisky <troy.kisky@boundarydevices.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/ethernet/freescale/fec_main.c b/drivers/net/ethernet/freescale/fec_main.c
index 712e3bb..ca2708d 100644
--- a/drivers/net/ethernet/freescale/fec_main.c
+++ b/drivers/net/ethernet/freescale/fec_main.c
@@ -1553,7 +1553,7 @@
 
 		if (napi_schedule_prep(&fep->napi)) {
 			/* Disable the NAPI interrupts */
-			writel(FEC_ENET_MII, fep->hwp + FEC_IMASK);
+			writel(FEC_NAPI_IMASK, fep->hwp + FEC_IMASK);
 			__napi_schedule(&fep->napi);
 		}
 	}