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(parent: ba9875b) | patch
sctp: load transport header after sk_filter
authorWillem de Bruijn <willemb@google.com>
Sat, 16 Jul 2016 21:33:15 +0000 (17:33 -0400)
committerDavid S. Miller <davem@davemloft.net>
Tue, 19 Jul 2016 05:46:52 +0000 (22:46 -0700)
commit7412009f4775d8ac4fd00d14a73b0e53590da2db
tree7127cebf1625cba37e370ffc6b3f6856a1f85db6tree | snapshot
parentba9875b1b23caed82c7ce84cf7acae5d3f398db3commit | diff
sctp: load transport header after sk_filter

Do not cache pointers into the skb linear segment across sk_filter.
The function call can trigger pskb_expand_head.

Signed-off-by: Willem de Bruijn <willemb@google.com>
Acked-by: Daniel Borkmann <daniel@iogearbox.net>
Acked-by: Marcelo Ricardo Leitner <marcelo.leitner@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
net/sctp/input.c diff | blob | history
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