netdev - [PATCH] Fix ethernet multicast for ucc

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Message-Id: <1192611942.7848.19.camel@gentoo-jocke.transmode.se>
Date:	Wed, 17 Oct 2007 11:05:41 +0200
From:	Joakim Tjernlund <joakim.tjernlund@...nsmode.se>
To:	Netdev <netdev@...r.kernel.org>,
	Li Yang-r58472 <LeoLi@...escale.com>
Subject: [PATCH] Fix ethernet multicast for ucc_geth.

>>From 5761a9e5924b34615c748fba2dcb977ed04c1243 Mon Sep 17 00:00:00 2001
From: Joakim Tjernlund <Joakim.Tjernlund@...nsmode.se>
Date: Wed, 17 Oct 2007 11:01:44 +0200
Subject: [PATCH] Fix ethernet multicast for ucc_geth.
 hw_add_addr_in_hash() already swaps byte
 order, don't do it in ucc_geth_set_multi() too.


Signed-off-by: Joakim Tjernlund <Joakim.Tjernlund@...nsmode.se>
---
 drivers/net/ucc_geth.c |   15 ++-------------
 1 files changed, 2 insertions(+), 13 deletions(-)

diff --git a/drivers/net/ucc_geth.c b/drivers/net/ucc_geth.c
index 61f5cce..f649b1e 100644
--- a/drivers/net/ucc_geth.c
+++ b/drivers/net/ucc_geth.c
@@ -2214,9 +2214,7 @@ static void ucc_geth_set_multi(struct net_device *dev)
 	struct dev_mc_list *dmi;
 	struct ucc_fast *uf_regs;
 	struct ucc_geth_82xx_address_filtering_pram *p_82xx_addr_filt;
-	u8 tempaddr[6];
-	u8 *mcptr, *tdptr;
-	int i, j;
+	int i;
 
 	ugeth = netdev_priv(dev);
 
@@ -2255,19 +2253,10 @@ static void ucc_geth_set_multi(struct net_device *dev)
 				if (!(dmi->dmi_addr[0] & 1))
 					continue;
 
-				/* The address in dmi_addr is LSB first,
-				 * and taddr is MSB first.  We have to
-				 * copy bytes MSB first from dmi_addr.
-				 */
-				mcptr = (u8 *) dmi->dmi_addr + 5;
-				tdptr = (u8 *) tempaddr;
-				for (j = 0; j < 6; j++)
-					*tdptr++ = *mcptr--;
-
 				/* Ask CPM to run CRC and set bit in
 				 * filter mask.
 				 */
-				hw_add_addr_in_hash(ugeth, tempaddr);
+				hw_add_addr_in_hash(ugeth, dmi->dmi_addr);
 			}
 		}
 	}
-- 
1.5.3.4


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