Commit a02e4b7d authored by David S. Miller's avatar David S. Miller
Browse files

ipv6: Demark default hoplimit as zero.



This is for consistency with ipv4.  Using "-1" makes
no sense.

It was made this way a long time ago merely to be consistent
with how the ipv6 socket hoplimit "default" is stored.
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 5170ae82
......@@ -1105,7 +1105,7 @@ static int ipv6_get_mtu(struct net_device *dev)
int ip6_dst_hoplimit(struct dst_entry *dst)
{
int hoplimit = dst_metric_raw(dst, RTAX_HOPLIMIT);
if (hoplimit < 0) {
if (hoplimit == 0) {
struct net_device *dev = dst->dev;
struct inet6_dev *idev;
......@@ -1310,8 +1310,6 @@ int ip6_route_add(struct fib6_config *cfg)
}
}
if (dst_metric_raw(&rt->dst, RTAX_HOPLIMIT) == 0)
dst_metric_set(&rt->dst, RTAX_HOPLIMIT, -1);
if (!dst_mtu(&rt->dst))
dst_metric_set(&rt->dst, RTAX_MTU, ipv6_get_mtu(dev));
if (!dst_metric(&rt->dst, RTAX_ADVMSS))
......
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