Merge branch 'read-vnet_hdr_sz-once'

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Willem de Bruijn says:

====================
read vnet_hdr_sz once

Tuntap devices allow concurrent use and update of field vnet_hdr_sz.
Read the field once to avoid TOCTOU.
====================

Signed-off-by: David S. Miller <davem@davemloft.net>

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David S. Miller 2017-02-06 22:41:27 -05:00

parent ccf7abb93a 837585a537

commit 432d4f8ab0

2 changed files with 8 additions and 6 deletions

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4

drivers/net/macvtap.c

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10

drivers/net/tun.c

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