ipv6: Handle all fib6_nh in a nexthop in fib6_info_uses_dev

Add a hook in fib6_info_uses_dev to handle nexthop struct in a fib6_info.

Signed-off-by: David Ahern <dsahern@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
David Ahern 2019-06-08 14:53:27 -07:00 committed by David S. Miller
parent a1b7a1f06c
commit 2c170e0753
1 changed files with 18 additions and 0 deletions

View File

@ -5190,9 +5190,27 @@ static int rt6_fill_node(struct net *net, struct sk_buff *skb,
return -EMSGSIZE;
}
static int fib6_info_nh_uses_dev(struct fib6_nh *nh, void *arg)
{
const struct net_device *dev = arg;
if (nh->fib_nh_dev == dev)
return 1;
return 0;
}
static bool fib6_info_uses_dev(const struct fib6_info *f6i,
const struct net_device *dev)
{
if (f6i->nh) {
struct net_device *_dev = (struct net_device *)dev;
return !!nexthop_for_each_fib6_nh(f6i->nh,
fib6_info_nh_uses_dev,
_dev);
}
if (f6i->fib6_nh->fib_nh_dev == dev)
return true;