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ipv6: xfrm: Handle errors reported by xfrm6_find_1stfragopt()
authorBen Hutchings <ben@decadent.org.uk>
Wed, 31 May 2017 12:15:41 +0000 (13:15 +0100)
committerDavid S. Miller <davem@davemloft.net>
Fri, 2 Jun 2017 17:57:27 +0000 (13:57 -0400)
commit057de50e5c1ec4e2d5224eeecf2058c2b1a1fe08
treeab042c99dd3349f1cf7d8af7dd585db670d6ff58tree | snapshot
parentecb500eccb5f3b8bf609e076c502953b3947f5accommit | diff
ipv6: xfrm: Handle errors reported by xfrm6_find_1stfragopt()

xfrm6_find_1stfragopt() may now return an error code and we must
not treat it as a length.

Fixes: 6065d5bef0f2 ("ipv6: Prevent overrun when parsing v6 header options")
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
Acked-by: Craig Gallek <kraig@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
net/ipv6/xfrm6_mode_ro.c diff | blob | history
net/ipv6/xfrm6_mode_transport.c diff | blob | history
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