diff --git a/[refs] b/[refs]
index 4eba8e194951..0374f4b21458 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 6e01d1a4b2f7110201e7fe16e561a721d76fab3e
+refs/heads/master: 9dc7f30e3bac329998a2a9bb814bd0abc7cb58e2
diff --git a/trunk/drivers/net/bfin_mac.c b/trunk/drivers/net/bfin_mac.c
index 0a17fb48c55c..c993a32b3f50 100644
--- a/trunk/drivers/net/bfin_mac.c
+++ b/trunk/drivers/net/bfin_mac.c
@@ -408,7 +408,7 @@ static int mii_probe(struct net_device *dev)
 	mdc_div = ((sclk / MDC_CLK) / 2) - 1;
 
 	sysctl = bfin_read_EMAC_SYSCTL();
-	sysctl |= SET_MDCDIV(mdc_div);
+	sysctl = (sysctl & ~MDCDIV) | SET_MDCDIV(mdc_div);
 	bfin_write_EMAC_SYSCTL(sysctl);
 
 	/* search for connect PHY device */