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| author | Steffen Klassert <steffen.klassert@secunet.com> | 2011-11-23 02:13:31 +0000 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2011-11-26 14:29:51 -0500 |
| commit | 618f9bc74a039da76fa027ac2600c5b785b964c5 (patch) | |
| tree | ff69bc14b711c9c9d4c691d2a8c262401d62c8c9 /net/decnet | |
| parent | ebb762f27fed083cb993a0816393aba4615f6544 (diff) | |
| download | lwn-618f9bc74a039da76fa027ac2600c5b785b964c5.tar.gz lwn-618f9bc74a039da76fa027ac2600c5b785b964c5.zip | |
net: Move mtu handling down to the protocol depended handlers
We move all mtu handling from dst_mtu() down to the protocol
layer. So each protocol can implement the mtu handling in
a different manner.
Signed-off-by: Steffen Klassert <steffen.klassert@secunet.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/decnet')
| -rw-r--r-- | net/decnet/dn_route.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/net/decnet/dn_route.c b/net/decnet/dn_route.c index db4867963247..94f4ec036669 100644 --- a/net/decnet/dn_route.c +++ b/net/decnet/dn_route.c @@ -827,7 +827,9 @@ static unsigned int dn_dst_default_advmss(const struct dst_entry *dst) static unsigned int dn_dst_mtu(const struct dst_entry *dst) { - return dst->dev->mtu; + unsigned int mtu = dst_metric_raw(dst, RTAX_MTU); + + return mtu ? : dst->dev->mtu; } static struct neighbour *dn_dst_neigh_lookup(const struct dst_entry *dst, const void *daddr) |