netdev - [PATCH 04/10] net: cleanup vlan_features setting in register

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Date:	Thu, 14 Jul 2011 02:10:29 +0200 (CEST)
From:	Michał Mirosław <mirq-linux@...e.qmqm.pl>
To:	netdev@...r.kernel.org
Cc:	Patrick McHardy <kaber@...sh.net>
Subject: [PATCH 04/10] net: cleanup vlan_features setting in register_netdev

vlan_features contains features inherited from underlying device.
NETIF_SOFT_FEATURES are not inherited but belong to the vlan device
itself (ensured in vlan_dev_fix_features()).

Signed-off-by: Michał Mirosław <mirq-linux@...e.qmqm.pl>
---
 net/core/dev.c |    7 ++-----
 1 files changed, 2 insertions(+), 5 deletions(-)

diff --git a/net/core/dev.c b/net/core/dev.c
index 9ca1514..e57be02 100644
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -5488,12 +5488,9 @@ int register_netdevice(struct net_device *dev)
 		dev->features |= NETIF_F_NOCACHE_COPY;
 	}
 
-	/* Enable GSO, GRO and NETIF_F_HIGHDMA for vlans by default,
-	 * vlan_dev_fix_features() will do the features check,
-	 * so NETIF_F_HIGHDMA feature is enabled only if supported
-	 * by underlying device.
+	/* Make NETIF_F_HIGHDMA inheritable to VLAN devices.
 	 */
-	dev->vlan_features |= (NETIF_F_SOFT_FEATURES | NETIF_F_HIGHDMA);
+	dev->vlan_features |= NETIF_F_HIGHDMA;
 
 	ret = call_netdevice_notifiers(NETDEV_POST_INIT, dev);
 	ret = notifier_to_errno(ret);
-- 
1.7.5.4

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