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authorDavid S. Miller <davem@davemloft.net>2010-04-22 12:02:07 +0400
committerDavid S. Miller <davem@davemloft.net>2010-04-22 12:02:07 +0400
commit9ccb8975940c4ee51161152e37058e3d9e06c62f (patch)
tree2893117519551b3f42944e066ab0aeb2c12b6aa7 /net/core/dev.c
parente326bed2f47d0365da5a8faaf8ee93ed2d86325b (diff)
downloadlinux-9ccb8975940c4ee51161152e37058e3d9e06c62f.tar.xz
net: Orphan and de-dst skbs earlier in xmit path.
This way GSO packets don't get handled differently. With help from Eric Dumazet. Signed-off-by: David S. Miller <davem@davemloft.net> Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
Diffstat (limited to 'net/core/dev.c')
-rw-r--r--net/core/dev.c15
1 files changed, 8 insertions, 7 deletions
diff --git a/net/core/dev.c b/net/core/dev.c
index 3ba774b6091c..a4a7c36917d1 100644
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -1902,13 +1902,6 @@ int dev_hard_start_xmit(struct sk_buff *skb, struct net_device *dev,
if (!list_empty(&ptype_all))
dev_queue_xmit_nit(skb, dev);
- if (netif_needs_gso(dev, skb)) {
- if (unlikely(dev_gso_segment(skb)))
- goto out_kfree_skb;
- if (skb->next)
- goto gso;
- }
-
/*
* If device doesnt need skb->dst, release it right now while
* its hot in this cpu cache
@@ -1917,6 +1910,14 @@ int dev_hard_start_xmit(struct sk_buff *skb, struct net_device *dev,
skb_dst_drop(skb);
skb_orphan_try(skb);
+
+ if (netif_needs_gso(dev, skb)) {
+ if (unlikely(dev_gso_segment(skb)))
+ goto out_kfree_skb;
+ if (skb->next)
+ goto gso;
+ }
+
rc = ops->ndo_start_xmit(skb, dev);
if (rc == NETDEV_TX_OK)
txq_trans_update(txq);