linux-kernel - [064/152] driver/net/benet: fix be_cmd_multicast

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Date:	Wed, 05 Jan 2011 16:22:43 -0800
From:	Greg KH <gregkh@...e.de>
To:	linux-kernel@...r.kernel.org, stable@...nel.org
Cc:	stable-review@...nel.org, torvalds@...ux-foundation.org,
	akpm@...ux-foundation.org, alan@...rguk.ukuu.org.uk,
	Sathya Perla <sathyap@...verengines.com>,
	Subbu Seetharaman <subbus@...verengines.com>,
	Sarveshwar Bandi <sarveshwarb@...verengines.com>,
	Ajit Khaparde <ajitk@...verengines.com>,
	Joe Jin <joe.jin@...cle.com>,
	"David S. Miller" <davem@...emloft.net>
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@...cle.com>

[ 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@...verengines.com>
Cc: Subbu Seetharaman <subbus@...verengines.com>
Cc: Sarveshwar Bandi <sarveshwarb@...verengines.com>
Cc: Ajit Khaparde <ajitk@...verengines.com>
Signed-off-by: Joe Jin <joe.jin@...cle.com>
Signed-off-by: David S. Miller <davem@...emloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@...e.de>
---
 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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