netfilter: ebt_ip6: fix source and destination matching
This bug was introduced on commit 0898f99a2
. This just recovers two
checks that existed before as suggested by Bart De Schuymer.
Signed-off-by: Luís Fernando Cornachioni Estrozi <lestrozi@uolinc.com>
Signed-off-by: Bart De Schuymer <bdschuym@pandora.be>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
This commit is contained in:
parent
0c3c6c00c6
commit
acab78b996
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@ -48,10 +48,12 @@ ebt_ip6_mt(const struct sk_buff *skb, struct xt_action_param *par)
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if (info->bitmask & EBT_IP6_TCLASS &&
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FWINV(info->tclass != ipv6_get_dsfield(ih6), EBT_IP6_TCLASS))
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return false;
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if (FWINV(ipv6_masked_addr_cmp(&ih6->saddr, &info->smsk,
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&info->saddr), EBT_IP6_SOURCE) ||
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if ((info->bitmask & EBT_IP6_SOURCE &&
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FWINV(ipv6_masked_addr_cmp(&ih6->saddr, &info->smsk,
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&info->saddr), EBT_IP6_SOURCE)) ||
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(info->bitmask & EBT_IP6_DEST &&
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FWINV(ipv6_masked_addr_cmp(&ih6->daddr, &info->dmsk,
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&info->daddr), EBT_IP6_DEST))
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&info->daddr), EBT_IP6_DEST)))
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return false;
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if (info->bitmask & EBT_IP6_PROTO) {
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uint8_t nexthdr = ih6->nexthdr;
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