ip6erspan: make sure enough headroom at xmit.
The patch adds skb_cow_header() to ensure enough headroom at ip6erspan_tunnel_xmit before pushing the erspan header to the skb. Signed-off-by:William Tu <u9012063@gmail.com> Signed-off-by:
David S. Miller <davem@davemloft.net>
parent
d6aa7119
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