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ipv4: Namespaceify ip_default_ttl sysctl knob

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Signed-off-by: Nikolay Borisov <kernel@kyup.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Nikolay Borisov
2016-02-15 12:11:27 +02:00
committed by David S. Miller
parent 6cd21d7941
commit fa50d974d1
8 changed files with 26 additions and 21 deletions
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5
net/ipv4/ip_sockglue.c
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@@ -1341,10 +1341,13 @@ static int do_ip_getsockopt(struct sock *sk, int level, int optname,
val = inet->tos;
break;
case IP_TTL:
{
struct net *net = sock_net(sk);
val = (inet->uc_ttl == -1 ?
sysctl_ip_default_ttl :
net->ipv4.sysctl_ip_default_ttl :
inet->uc_ttl);
break;
}
case IP_HDRINCL:
val = inet->hdrincl;
break;