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authorIngo Molnar <mingo@elte.hu>2011-02-02 07:10:03 +0100
committerIngo Molnar <mingo@elte.hu>2011-02-02 07:10:06 +0100
commit8104a4775ad8a7863af0b898224b15aa708582db (patch)
tree71380e4db36e9d91e521d0a98be74981e32a6700 /net/core/dev.c
parentf6bbc1daac964da551130dbf01809d3fbd178b2d (diff)
parentebf53826e105f488f4f628703a108e98940d1dc5 (diff)
Merge commit 'v2.6.38-rc3' into perf/core
Merge reason: Pick up latest fixes. Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'net/core/dev.c')
-rw-r--r--net/core/dev.c9
1 files changed, 5 insertions, 4 deletions
diff --git a/net/core/dev.c b/net/core/dev.c
index 54277df0f73..24ea2d71e7e 100644
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -749,7 +749,8 @@ EXPORT_SYMBOL(dev_get_by_index);
* @ha: hardware address
*
* Search for an interface by MAC address. Returns NULL if the device
- * is not found or a pointer to the device. The caller must hold RCU
+ * is not found or a pointer to the device.
+ * The caller must hold RCU or RTNL.
* The returned device has not had its ref count increased
* and the caller must therefore be careful about locking
*
@@ -2001,7 +2002,7 @@ static bool can_checksum_protocol(unsigned long features, __be16 protocol)
static int harmonize_features(struct sk_buff *skb, __be16 protocol, int features)
{
- if (!can_checksum_protocol(protocol, features)) {
+ if (!can_checksum_protocol(features, protocol)) {
features &= ~NETIF_F_ALL_CSUM;
features &= ~NETIF_F_SG;
} else if (illegal_highdma(skb->dev, skb)) {
@@ -2023,13 +2024,13 @@ int netif_skb_features(struct sk_buff *skb)
return harmonize_features(skb, protocol, features);
}
- features &= skb->dev->vlan_features;
+ features &= (skb->dev->vlan_features | NETIF_F_HW_VLAN_TX);
if (protocol != htons(ETH_P_8021Q)) {
return harmonize_features(skb, protocol, features);
} else {
features &= NETIF_F_SG | NETIF_F_HIGHDMA | NETIF_F_FRAGLIST |
- NETIF_F_GEN_CSUM;
+ NETIF_F_GEN_CSUM | NETIF_F_HW_VLAN_TX;
return harmonize_features(skb, protocol, features);
}
}