net offloading: Pass features into netif_needs_gso().

Now that there is a single function that can compute the device
features relevant to a packet, we don't want to run it for each
offload.  This converts netif_needs_gso() to take the features
of the device, rather than computing them itself.

Signed-off-by: Jesse Gross <jesse@nicira.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 6 insertions, 2 deletions

diff --git a/net/core/dev.c b/net/core/dev.c
index a51dfd7b56fb..1444ed3861a0 100644
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -2086,6 +2086,8 @@ int dev_hard_start_xmit(struct sk_buff *skb, struct net_device *dev,
         int rc = NETDEV_TX_OK;
 
         if (likely(!skb->next)) {
+                int features;
+
                 /*
                  * If device doesnt need skb->dst, release it right now while
                  * its hot in this cpu cache
@@ -2098,8 +2100,10 @@ int dev_hard_start_xmit(struct sk_buff *skb, struct net_device *dev,
 
                 skb_orphan_try(skb);
 
+                features = netif_skb_features(skb);
+
                 if (vlan_tx_tag_present(skb) &&
-                    !(dev->features & NETIF_F_HW_VLAN_TX)) {
+                    !(features & NETIF_F_HW_VLAN_TX)) {
                         skb = __vlan_put_tag(skb, vlan_tx_tag_get(skb));
                         if (unlikely(!skb))
                                 goto out;
@@ -2107,7 +2111,7 @@ int dev_hard_start_xmit(struct sk_buff *skb, struct net_device *dev,
                         skb->vlan_tci = 0;
                 }
 
-                if (netif_needs_gso(dev, skb)) {
+                if (netif_needs_gso(skb, features)) {
                         if (unlikely(dev_gso_segment(skb)))
                                 goto out_kfree_skb;
                         if (skb->next)