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| author | Eric Dumazet <eric.dumazet@gmail.com> | 2011-02-18 11:39:01 -0800 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2011-02-18 11:39:01 -0800 |
| commit | 214f45c91bbda8321d9676f1197238e4663edcbb (patch) | |
| tree | 2b78e1d21298c1622755b09826ed2b8e5152d6e3 /net/ipv4/route.c | |
| parent | ed199facd070f8e551dc16a2ae1baa01d8d28ed4 (diff) | |
| download | lwn-214f45c91bbda8321d9676f1197238e4663edcbb.tar.gz lwn-214f45c91bbda8321d9676f1197238e4663edcbb.zip | |
net: provide default_advmss() methods to blackhole dst_ops
Commit 0dbaee3b37e118a (net: Abstract default ADVMSS behind an
accessor.) introduced a possible crash in tcp_connect_init(), when
dst->default_advmss() is called from dst_metric_advmss()
Reported-by: George Spelvin <linux@horizon.com>
Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv4/route.c')
| -rw-r--r-- | net/ipv4/route.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/net/ipv4/route.c b/net/ipv4/route.c index 788a3e74834e..6ed6603c2f6d 100644 --- a/net/ipv4/route.c +++ b/net/ipv4/route.c @@ -2722,6 +2722,7 @@ static struct dst_ops ipv4_dst_blackhole_ops = { .destroy = ipv4_dst_destroy, .check = ipv4_blackhole_dst_check, .default_mtu = ipv4_blackhole_default_mtu, + .default_advmss = ipv4_default_advmss, .update_pmtu = ipv4_rt_blackhole_update_pmtu, }; |