Message ID | 1521756461-3870-6-git-send-email-gvrose8192@gmail.com |
---|---|
State | RFC |
Headers | show
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Series |
Introduce ERSPAN for OVS
|
expand
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diff --git a/datapath/linux/compat/ip_gre.c b/datapath/linux/compat/ip_gre.c index d0f112d..af9fbb3 100644 --- a/datapath/linux/compat/ip_gre.c +++ b/datapath/linux/compat/ip_gre.c @@ -544,8 +544,8 @@ static void erspan_fb_xmit(struct sk_buff *skb, struct net_device *dev, if (gre_handle_offloads(skb, false)) goto err_free_rt; - if (skb->len > dev->mtu) { - pskb_trim(skb, dev->mtu); + if (skb->len > dev->mtu + dev->hard_header_len) { + pskb_trim(skb, dev->mtu + dev->hard_header_len); truncate = true; } @@ -811,8 +811,8 @@ static netdev_tx_t erspan_xmit(struct sk_buff *skb, if (skb_cow_head(skb, dev->needed_headroom)) goto free_skb; - if (skb->len > dev->mtu) { - pskb_trim(skb, dev->mtu); + if (skb->len > dev->mtu + dev->hard_header_len) { + pskb_trim(skb, dev->mtu + dev->hard_header_len); truncate = true; }