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raw: fix a typo in raw_icmp_error()

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I accidentally broke IPv4 traceroute, by swapping iph->saddr
and iph->daddr.

Probably because raw_icmp_error() and raw_v4_input()
use different order for iph->saddr and iph->daddr.

Fixes: ba44f8182e ("raw: use more conventional iterators")
Reported-by: John Sperbeck <jsperbeck@google.com>
Signed-off-by: Eric Dumazet <edumazet@google.com>
Link: https://lore.kernel.org/r/20220623193540.2851799-1-edumazet@google.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
Eric Dumazet 2022-06-23 19:35:40 +00:00 committed by Jakub Kicinski
parent a69e617e53
commit 97a4d46b15
1 changed files with 1 additions and 1 deletions
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2
net/ipv4/raw.c
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@ -278,7 +278,7 @@ void raw_icmp_error(struct sk_buff *skb, int protocol, u32 info)
sk_nulls_for_each(sk, hnode, hlist) {
iph = (const struct iphdr *)skb->data;
if (!raw_v4_match(net, sk, iph->protocol,
iph->saddr, iph->daddr, dif, sdif))
iph->daddr, iph->saddr, dif, sdif))
continue;
raw_err(sk, skb, info);
}