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From: "Denis Kirjanov <kirjanov@gmail.com" <kirjanov@gmail.com>
To: davem@davemloft.net
Cc: netdev@vger.kernel.org
Subject: [PATCH] mv643xx_eth: check for valid hw address
Date: Fri, 4 Dec 2009 14:51:38 +0300	[thread overview]
Message-ID: <20091204115138.GA5532@coldcone> (raw)

Check for valid hw address.

Signed-off-by: Denis Kirjanov <kirjanov@gmail.com>

---
drivers/net/mv643xx_eth.c |    3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)

diff --git a/drivers/net/mv643xx_eth.c b/drivers/net/mv643xx_eth.c
index 796a493..0b85501 100644
--- a/drivers/net/mv643xx_eth.c
+++ b/drivers/net/mv643xx_eth.c
@@ -1827,6 +1827,9 @@ static int mv643xx_eth_set_mac_address(struct net_device *dev, void *addr)
 {
 	struct sockaddr *sa = addr;
 
+	if (!is_valid_ether_addr(sa->sa_data))
+		return -EADDRNOTAVAIL;
+
 	memcpy(dev->dev_addr, sa->sa_data, ETH_ALEN);
 
 	netif_addr_lock_bh(dev);

             reply	other threads:[~2009-12-04 11:49 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-12-04 11:51 Denis Kirjanov <kirjanov@gmail.com [this message]
2009-12-04 21:30 ` [PATCH] mv643xx_eth: check for valid hw address David Miller
2009-12-06 10:36   ` [PATCH] mv643xx_eth: check for valid hw address (resubmit) Denis Kirjanov <kirjanov@gmail.com
2009-12-09  4:36     ` David Miller

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