xfrm: Add xfrm_tunnel_skb_cb to the skb common buffer

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IPsec vti_rcv needs to remind the tunnel pointer to
check it later at the vti_rcv_cb callback. So add
this pointer to the IPsec common buffer, initialize
it and check it to avoid transport state matching of
a tunneled packet.

Signed-off-by: Steffen Klassert <steffen.klassert@secunet.com>

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This commit is contained in:

Steffen Klassert 2014-02-21 08:41:09 +01:00

parent d099160e02

commit 70be6c91c8

3 changed files with 50 additions and 12 deletions

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50

include/net/xfrm.h

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7

net/ipv4/xfrm4_protocol.c

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5

net/xfrm/xfrm_input.c

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