inet_iif should be used for the raw socket lookup. inet_iif considers
rt_iif which handles the case of local traffic.
As it stands, ping to a local address with the '-I <dev>' option fails
ever since ping was changed to use SO_BINDTODEVICE instead of
cmsg + IP_PKTINFO.
IPv6 works fine.
Fixes: 1da177e4c3f4 ("Linux-2.6.12-rc2")
Signed-off-by: David Ahern <dsahern@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
static int raw_v4_input(struct sk_buff *skb, const struct iphdr *iph, int hash)
{
int sdif = inet_sdif(skb);
+ int dif = inet_iif(skb);
struct sock *sk;
struct hlist_head *head;
int delivered = 0;
net = dev_net(skb->dev);
sk = __raw_v4_lookup(net, __sk_head(head), iph->protocol,
- iph->saddr, iph->daddr,
- skb->dev->ifindex, sdif);
+ iph->saddr, iph->daddr, dif, sdif);
while (sk) {
delivered = 1;