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@@ -35,8 +35,6 @@ ebt_ip6_mt(const struct sk_buff *skb, const struct xt_match_param *par)
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struct ipv6hdr _ip6h;
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const struct tcpudphdr *pptr;
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struct tcpudphdr _ports;
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- struct in6_addr tmp_addr;
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- int i;
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ih6 = skb_header_pointer(skb, 0, sizeof(_ip6h), &_ip6h);
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if (ih6 == NULL)
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@@ -44,18 +42,10 @@ ebt_ip6_mt(const struct sk_buff *skb, const struct xt_match_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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- for (i = 0; i < 4; i++)
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- tmp_addr.in6_u.u6_addr32[i] = ih6->saddr.in6_u.u6_addr32[i] &
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- info->smsk.in6_u.u6_addr32[i];
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- if (info->bitmask & EBT_IP6_SOURCE &&
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- FWINV((ipv6_addr_cmp(&tmp_addr, &info->saddr) != 0),
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- EBT_IP6_SOURCE))
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- return false;
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- for (i = 0; i < 4; i++)
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- tmp_addr.in6_u.u6_addr32[i] = ih6->daddr.in6_u.u6_addr32[i] &
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- info->dmsk.in6_u.u6_addr32[i];
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- if (info->bitmask & EBT_IP6_DEST &&
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- FWINV((ipv6_addr_cmp(&tmp_addr, &info->daddr) != 0), EBT_IP6_DEST))
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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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+ FWINV(ipv6_masked_addr_cmp(&ih6->daddr, &info->dmsk,
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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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