netfilter: nfnetlink: validate nfnetlink header from batch

Make sure there is enough room for the nfnetlink header in the
netlink messages that are part of the batch. There is a similar
check in netlink_rcv_skb().

Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
This commit is contained in:
Pablo Neira Ayuso 2015-01-04 15:20:29 +01:00
commit 9ea2aa8b7d