gtp: reload GTPv1 header after pskb_may_pull()

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The GTPv1 header flags indicate the presence of optional extensions
after this header. Refresh the pointer to the GTPv1 header as skb->head
might have be reallocated via pskb_may_pull().

Fixes: 459aa660eb ("gtp: add initial driver for datapath of GPRS Tunneling Protocol (GTP-U)")
Reported-by: Eric Dumazet <eric.dumazet@gmail.com>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Signed-off-by: David S. Miller <davem@davemloft.net>

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Pablo Neira 2016-05-10 21:33:38 +02:00 • committed by David S. Miller

parent 1dee3f59a8

commit 93edb8c7f9

1 changed files with 2 additions and 0 deletions

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drivers/net/gtp.c

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