ip_tunnel: replace dst_cache with generic implementation

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The current ip_tunnel cache implementation is prone to a race
that will cause the wrong dst to be cached on cuncurrent dst cache
miss and ip tunnel update via netlink.

Replacing with the generic implementation fix the issue.

Signed-off-by: Paolo Abeni <pabeni@redhat.com>
Suggested-and-acked-by: Hannes Frederic Sowa <hannes@stressinduktion.org>
Signed-off-by: David S. Miller <davem@davemloft.net>

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This commit is contained in:

Paolo Abeni 2016-02-12 15:43:55 +01:00 • committed by David S. Miller

parent 607f725f6f

commit e09acddf87

4 changed files with 25 additions and 80 deletions

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9

include/net/ip_tunnels.h

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1

net/ipv4/Kconfig

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78

net/ipv4/ip_tunnel.c

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17

net/ipv6/sit.c

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