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authorgVisor bot <gvisor-bot@google.com>2020-03-11 00:54:49 +0000
committergVisor bot <gvisor-bot@google.com>2020-03-11 00:54:49 +0000
commitc0100acc5d77703465a0ccb4a9edf6c5ecd482af (patch)
treeaa589e20ef36625dec38a31f00f9bc74dfc9b18c /pkg/tcpip/stack
parent5c95a1e918b90a8f32a9df415ed508eec4b259db (diff)
parentf56fe66b13b979f2ac96e8fce6fb0a5dec9a32e0 (diff)
Merge release-20200219.0-134-gf56fe66 (automated)
Diffstat (limited to 'pkg/tcpip/stack')
-rw-r--r--pkg/tcpip/stack/nic.go6
1 files changed, 3 insertions, 3 deletions
diff --git a/pkg/tcpip/stack/nic.go b/pkg/tcpip/stack/nic.go
index cd9202aed..e46bd86c6 100644
--- a/pkg/tcpip/stack/nic.go
+++ b/pkg/tcpip/stack/nic.go
@@ -1246,10 +1246,10 @@ func (n *NIC) DeliverNetworkPacket(linkEP LinkEndpoint, remote, local tcpip.Link
}
func (n *NIC) forwardPacket(r *Route, protocol tcpip.NetworkProtocolNumber, pkt tcpip.PacketBuffer) {
- // TODO(b/143425874) Decrease the TTL field in forwarded packets.
- pkt.Header = buffer.NewPrependableFromView(pkt.Data.First())
- pkt.Data.RemoveFirst()
+ // TODO(b/143425874): Decrease the TTL field in forwarded packets.
+ // pkt.Header should have enough capacity to hold the link's headers.
+ pkt.Header = buffer.NewPrependable(int(n.linkEP.MaxHeaderLength()))
if err := n.linkEP.WritePacket(r, nil /* gso */, protocol, pkt); err != nil {
r.Stats().IP.OutgoingPacketErrors.Increment()
return