tun: use tun_sk instead container_of

Using macro tun_sk is more clear and shorter. However tun.c has tun_sk,
but doesn't use it.

Signed-off-by: Vitaliy Gusev <vgusev@openvz.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Vitaliy Gusev 2009-12-25 07:17:43 +00:00 • committed by David S. Miller
commit 80924e5f7d