From c4711786986af0cce654f493426ee0a1055e4b17 Mon Sep 17 00:00:00 2001 From: Breno Leitao Date: Mon, 20 Dec 2010 09:02:37 +0000 Subject: [PATCH] ehea: Avoid changing vlan flags This patch avoids disabling the vlan flags using ethtool. Signed-off-by: Breno Leitao Signed-off-by: David S. Miller --- drivers/net/ehea/ehea_ethtool.c | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/drivers/net/ehea/ehea_ethtool.c b/drivers/net/ehea/ehea_ethtool.c index 1f37ee6b2a2..d6cf502906c 100644 --- a/drivers/net/ehea/ehea_ethtool.c +++ b/drivers/net/ehea/ehea_ethtool.c @@ -263,6 +263,13 @@ static void ehea_get_ethtool_stats(struct net_device *dev, static int ehea_set_flags(struct net_device *dev, u32 data) { + /* Avoid changing the VLAN flags */ + if ((data & (ETH_FLAG_RXVLAN | ETH_FLAG_TXVLAN)) != + (ethtool_op_get_flags(dev) & (ETH_FLAG_RXVLAN | + ETH_FLAG_TXVLAN))){ + return -EINVAL; + } + return ethtool_op_set_flags(dev, data, ETH_FLAG_LRO | ETH_FLAG_TXVLAN | ETH_FLAG_RXVLAN); -- 2.39.2