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Diffstat (limited to 'pkg/tcpip/stack/packet_buffer.go')
-rw-r--r--pkg/tcpip/stack/packet_buffer.go11
1 files changed, 10 insertions, 1 deletions
diff --git a/pkg/tcpip/stack/packet_buffer.go b/pkg/tcpip/stack/packet_buffer.go
index 8f288675d..c10304d5f 100644
--- a/pkg/tcpip/stack/packet_buffer.go
+++ b/pkg/tcpip/stack/packet_buffer.go
@@ -299,9 +299,18 @@ func (pk *PacketBuffer) Network() header.Network {
// See PacketBuffer.Data for details about how a packet buffer holds an inbound
// packet.
func (pk *PacketBuffer) CloneToInbound() *PacketBuffer {
- return NewPacketBuffer(PacketBufferOptions{
+ newPk := NewPacketBuffer(PacketBufferOptions{
Data: buffer.NewVectorisedView(pk.Size(), pk.Views()),
})
+ // TODO(gvisor.dev/issue/5696): reimplement conntrack so that no need to
+ // maintain this flag in the packet. Currently conntrack needs this flag to
+ // tell if a noop connection should be inserted at Input hook. Once conntrack
+ // redefines the manipulation field as mutable, we won't need the special noop
+ // connection.
+ if pk.NatDone {
+ newPk.NatDone = true
+ }
+ return newPk
}
// headerInfo stores metadata about a header in a packet.