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-rw-r--r--net/core/skbuff.c13
1 files changed, 10 insertions, 3 deletions
diff --git a/net/core/skbuff.c b/net/core/skbuff.c
index 61059a05ec9..c16615bfb61 100644
--- a/net/core/skbuff.c
+++ b/net/core/skbuff.c
@@ -4070,15 +4070,22 @@ EXPORT_SYMBOL_GPL(skb_scrub_packet);
unsigned int skb_gso_transport_seglen(const struct sk_buff *skb)
{
const struct skb_shared_info *shinfo = skb_shinfo(skb);
+ unsigned int thlen = 0;
- if (likely(shinfo->gso_type & (SKB_GSO_TCPV4 | SKB_GSO_TCPV6)))
- return tcp_hdrlen(skb) + shinfo->gso_size;
+ if (skb->encapsulation) {
+ thlen = skb_inner_transport_header(skb) -
+ skb_transport_header(skb);
+ if (likely(shinfo->gso_type & (SKB_GSO_TCPV4 | SKB_GSO_TCPV6)))
+ thlen += inner_tcp_hdrlen(skb);
+ } else if (likely(shinfo->gso_type & (SKB_GSO_TCPV4 | SKB_GSO_TCPV6))) {
+ thlen = tcp_hdrlen(skb);
+ }
/* UFO sets gso_size to the size of the fragmentation
* payload, i.e. the size of the L4 (UDP) header is already
* accounted for.
*/
- return shinfo->gso_size;
+ return thlen + shinfo->gso_size;
}
EXPORT_SYMBOL_GPL(skb_gso_transport_seglen);