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| author | David S. Miller <davem@davemloft.net> | 2012-07-10 07:02:09 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2012-07-10 22:40:15 -0700 |
| commit | 710ab6c03122cf464510f8c86eb0a179e80b2d61 (patch) | |
| tree | 062da3050c7a81c0c88a622caf302fe07e109647 /net/ipv4/fib_semantics.c | |
| parent | 5943634fc5592037db0693b261f7f4bea6bb9457 (diff) | |
| download | linux-710ab6c03122cf464510f8c86eb0a179e80b2d61.tar.gz | |
ipv4: Enforce max MTU metric at route insertion time.
Rather than at every struct rtable creation. Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv4/fib_semantics.c')
| -rw-r--r-- | net/ipv4/fib_semantics.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/net/ipv4/fib_semantics.c b/net/ipv4/fib_semantics.c index ae301c897a19..d71bfbdc0bf4 100644 --- a/net/ipv4/fib_semantics.c +++ b/net/ipv4/fib_semantics.c @@ -794,6 +794,8 @@ struct fib_info *fib_create_info(struct fib_config *cfg) val = nla_get_u32(nla); if (type == RTAX_ADVMSS && val > 65535 - 40) val = 65535 - 40; + if (type == RTAX_MTU && val > 65535 - 15) + val = 65535 - 15; fi->fib_metrics[type - 1] = val; } } |