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ipv4: Use return value of inet_iif() for __raw_v4_lookup in the while loop 

commit 38c73529de13e1e10914de7030b659a2f8b01c3b upstream.

In commit 19e4e768064a8 ("ipv4: Fix raw socket lookup for local
traffic"), the dif argument to __raw_v4_lookup() is coming from the
returned value of inet_iif() but the change was done only for the first
lookup. Subsequent lookups in the while loop still use skb->dev->ifIndex.

Fixes: 19e4e768064a8 ("ipv4: Fix raw socket lookup for local traffic")
Change-Id: I2e40ae96d0513cbab9332fd58d6dd96a2ac3c307
Signed-off-by: Stephen Suryaputra <ssuryaextr@gmail.com>
Reviewed-by: David Ahern <dsahern@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
[bwh: Backported to 3.16: adjust context]
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
This commit is contained in:
Stephen Suryaputra 2019-06-24 20:14:06 -04:00 committed by syphyr
parent c0685c37de
commit f9b7408072
1 changed files with 1 additions and 1 deletions
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2
net/ipv4/raw.c
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@ -193,7 +193,7 @@ static int raw_v4_input(struct sk_buff *skb, const struct iphdr *iph, int hash)
}
sk = __raw_v4_lookup(net, sk_next(sk), iph->protocol,
iph->saddr, iph->daddr,
skb->dev->ifindex);
dif);
}
out:
read_unlock(&raw_v4_hashinfo.lock);