RE: [064/152] driver/net/benet: fix be_cmd_multicast_set() memcpybug

[Sathya.Perla]

The patch below is fine. Thanks.

-Sathya

-----Original Message-----
From: Greg KH [mailto:gregkh@xxxxxxx] 
Sent: Thursday, January 06, 2011 5:53 AM
To: linux-kernel@xxxxxxxxxxxxxxx; stable@xxxxxxxxxx
Cc: stable-review@xxxxxxxxxx; torvalds@xxxxxxxxxxxxxxxxxxxx; akpm@xxxxxxxxxxxxxxxxxxxx; alan@xxxxxxxxxxxxxxxxxxx; Perla, Sathya; Seetharaman, Subramanian; Bandi, Sarveshwar; Khaparde, Ajit; Joe Jin; David S. Miller
Subject: [064/152] driver/net/benet: fix be_cmd_multicast_set() memcpy bug

2.6.36-stable review patch.  If anyone has any objections, please let us know.

------------------


From: Joe Jin <joe.jin@xxxxxxxxxx>

[ Upstream commit 3fd40d0ceac9c234243730f4d7a6ffdb2fd3023a ]

Regarding  benet be_cmd_multicast_set() function, now using
netdev_for_each_mc_addr() helper for mac address copy, but
when copying to req->mac[] did not increase of the index.

Cc: Sathya Perla <sathyap@xxxxxxxxxxxxxxxxx>
Cc: Subbu Seetharaman <subbus@xxxxxxxxxxxxxxxxx>
Cc: Sarveshwar Bandi <sarveshwarb@xxxxxxxxxxxxxxxxx>
Cc: Ajit Khaparde <ajitk@xxxxxxxxxxxxxxxxx>
Signed-off-by: Joe Jin <joe.jin@xxxxxxxxxx>
Signed-off-by: David S. Miller <davem@xxxxxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxx>
---
 drivers/net/benet/be_cmds.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--- a/drivers/net/benet/be_cmds.c
+++ b/drivers/net/benet/be_cmds.c
@@ -1179,7 +1179,7 @@ int be_cmd_multicast_set(struct be_adapt
 
 		i = 0;
 		netdev_for_each_mc_addr(ha, netdev)
-			memcpy(req->mac[i].byte, ha->addr, ETH_ALEN);
+			memcpy(req->mac[i++].byte, ha->addr, ETH_ALEN);
 	} else {
 		req->promiscuous = 1;
 	}


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