@@ -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 @@ install_route:
}
}
- 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))
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: David S. Miller <davem@davemloft.net> --- net/ipv6/route.c | 4 +--- 1 files changed, 1 insertions(+), 3 deletions(-)