* [PATCH net-2.6] netfilter: ebt_ip6: Use ipv6_masked_addr_cmp().
@ 2010-03-07 8:39 YOSHIFUJI Hideaki
2010-03-07 23:27 ` David Miller
2010-03-08 8:25 ` Bart De Schuymer
0 siblings, 2 replies; 4+ messages in thread
From: YOSHIFUJI Hideaki @ 2010-03-07 8:39 UTC (permalink / raw)
To: bart.de.schuymer, kaber, davem
Cc: ebtables-devel, netfilter-devel, netdev, yoshfuji
Signed-off-by: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>
---
net/bridge/netfilter/ebt_ip6.c | 18 ++++--------------
1 files changed, 4 insertions(+), 14 deletions(-)
diff --git a/net/bridge/netfilter/ebt_ip6.c b/net/bridge/netfilter/ebt_ip6.c
index bbf2534..4644cc9 100644
--- a/net/bridge/netfilter/ebt_ip6.c
+++ b/net/bridge/netfilter/ebt_ip6.c
@@ -35,8 +35,6 @@ ebt_ip6_mt(const struct sk_buff *skb, const struct xt_match_param *par)
struct ipv6hdr _ip6h;
const struct tcpudphdr *pptr;
struct tcpudphdr _ports;
- struct in6_addr tmp_addr;
- int i;
ih6 = skb_header_pointer(skb, 0, sizeof(_ip6h), &_ip6h);
if (ih6 == NULL)
@@ -44,18 +42,10 @@ ebt_ip6_mt(const struct sk_buff *skb, const struct xt_match_param *par)
if (info->bitmask & EBT_IP6_TCLASS &&
FWINV(info->tclass != ipv6_get_dsfield(ih6), EBT_IP6_TCLASS))
return false;
- for (i = 0; i < 4; i++)
- tmp_addr.in6_u.u6_addr32[i] = ih6->saddr.in6_u.u6_addr32[i] &
- info->smsk.in6_u.u6_addr32[i];
- if (info->bitmask & EBT_IP6_SOURCE &&
- FWINV((ipv6_addr_cmp(&tmp_addr, &info->saddr) != 0),
- EBT_IP6_SOURCE))
- return false;
- for (i = 0; i < 4; i++)
- tmp_addr.in6_u.u6_addr32[i] = ih6->daddr.in6_u.u6_addr32[i] &
- info->dmsk.in6_u.u6_addr32[i];
- if (info->bitmask & EBT_IP6_DEST &&
- FWINV((ipv6_addr_cmp(&tmp_addr, &info->daddr) != 0), EBT_IP6_DEST))
+ if (FWINV(ipv6_masked_addr_cmp(&ih6->saddr, &info->smsk,
+ &info->saddr), EBT_IP6_SOURCE) ||
+ FWINV(ipv6_masked_addr_cmp(&ih6->daddr, &info->dmsk,
+ &info->daddr), EBT_IP6_DEST))
return false;
if (info->bitmask & EBT_IP6_PROTO) {
uint8_t nexthdr = ih6->nexthdr;
--
1.5.6.5
^ permalink raw reply related [flat|nested] 4+ messages in thread
* Re: [PATCH net-2.6] netfilter: ebt_ip6: Use ipv6_masked_addr_cmp().
2010-03-07 8:39 [PATCH net-2.6] netfilter: ebt_ip6: Use ipv6_masked_addr_cmp() YOSHIFUJI Hideaki
@ 2010-03-07 23:27 ` David Miller
2010-03-08 8:25 ` Bart De Schuymer
1 sibling, 0 replies; 4+ messages in thread
From: David Miller @ 2010-03-07 23:27 UTC (permalink / raw)
To: yoshfuji; +Cc: bart.de.schuymer, kaber, ebtables-devel, netfilter-devel, netdev
From: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>
Date: Sun, 7 Mar 2010 17:39:10 +0900
> Signed-off-by: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>
Patrick, I assume you'll get this.
^ permalink raw reply [flat|nested] 4+ messages in thread
* Re: [PATCH net-2.6] netfilter: ebt_ip6: Use ipv6_masked_addr_cmp().
2010-03-07 8:39 [PATCH net-2.6] netfilter: ebt_ip6: Use ipv6_masked_addr_cmp() YOSHIFUJI Hideaki
2010-03-07 23:27 ` David Miller
@ 2010-03-08 8:25 ` Bart De Schuymer
2010-03-08 12:16 ` Patrick McHardy
1 sibling, 1 reply; 4+ messages in thread
From: Bart De Schuymer @ 2010-03-08 8:25 UTC (permalink / raw)
To: YOSHIFUJI Hideaki
Cc: bart.de.schuymer, kaber, davem, ebtables-devel, netfilter-devel,
netdev
YOSHIFUJI Hideaki schreef:
> Signed-off-by: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>
> ---
> net/bridge/netfilter/ebt_ip6.c | 18 ++++--------------
> 1 files changed, 4 insertions(+), 14 deletions(-)
>
> diff --git a/net/bridge/netfilter/ebt_ip6.c b/net/bridge/netfilter/ebt_ip6.c
> index bbf2534..4644cc9 100644
> --- a/net/bridge/netfilter/ebt_ip6.c
> +++ b/net/bridge/netfilter/ebt_ip6.c
> @@ -35,8 +35,6 @@ ebt_ip6_mt(const struct sk_buff *skb, const struct xt_match_param *par)
> struct ipv6hdr _ip6h;
> const struct tcpudphdr *pptr;
> struct tcpudphdr _ports;
> - struct in6_addr tmp_addr;
> - int i;
>
> ih6 = skb_header_pointer(skb, 0, sizeof(_ip6h), &_ip6h);
> if (ih6 == NULL)
> @@ -44,18 +42,10 @@ ebt_ip6_mt(const struct sk_buff *skb, const struct xt_match_param *par)
> if (info->bitmask & EBT_IP6_TCLASS &&
> FWINV(info->tclass != ipv6_get_dsfield(ih6), EBT_IP6_TCLASS))
> return false;
> - for (i = 0; i < 4; i++)
> - tmp_addr.in6_u.u6_addr32[i] = ih6->saddr.in6_u.u6_addr32[i] &
> - info->smsk.in6_u.u6_addr32[i];
> - if (info->bitmask & EBT_IP6_SOURCE &&
> - FWINV((ipv6_addr_cmp(&tmp_addr, &info->saddr) != 0),
> - EBT_IP6_SOURCE))
> - return false;
> - for (i = 0; i < 4; i++)
> - tmp_addr.in6_u.u6_addr32[i] = ih6->daddr.in6_u.u6_addr32[i] &
> - info->dmsk.in6_u.u6_addr32[i];
> - if (info->bitmask & EBT_IP6_DEST &&
> - FWINV((ipv6_addr_cmp(&tmp_addr, &info->daddr) != 0), EBT_IP6_DEST))
> + if (FWINV(ipv6_masked_addr_cmp(&ih6->saddr, &info->smsk,
> + &info->saddr), EBT_IP6_SOURCE) ||
> + FWINV(ipv6_masked_addr_cmp(&ih6->daddr, &info->dmsk,
> + &info->daddr), EBT_IP6_DEST))
> return false;
> if (info->bitmask & EBT_IP6_PROTO) {
> uint8_t nexthdr = ih6->nexthdr;
>
Signed-off-by: Bart De Schuymer <bdschuym@pandora.be>
Looks OK to me.
cheers,
Bart
--
Bart De Schuymer
www.artinalgorithms.be
^ permalink raw reply [flat|nested] 4+ messages in thread
* Re: [PATCH net-2.6] netfilter: ebt_ip6: Use ipv6_masked_addr_cmp().
2010-03-08 8:25 ` Bart De Schuymer
@ 2010-03-08 12:16 ` Patrick McHardy
0 siblings, 0 replies; 4+ messages in thread
From: Patrick McHardy @ 2010-03-08 12:16 UTC (permalink / raw)
To: Bart De Schuymer
Cc: YOSHIFUJI Hideaki, bart.de.schuymer, davem, ebtables-devel,
netfilter-devel, netdev
Bart De Schuymer wrote:
> YOSHIFUJI Hideaki schreef:
>> Signed-off-by: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>
>> ---
>> net/bridge/netfilter/ebt_ip6.c | 18 ++++--------------
>> 1 files changed, 4 insertions(+), 14 deletions(-)
>>
> Signed-off-by: Bart De Schuymer <bdschuym@pandora.be>
>
> Looks OK to me.
Applied, thanks.
^ permalink raw reply [flat|nested] 4+ messages in thread
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2010-03-07 8:39 [PATCH net-2.6] netfilter: ebt_ip6: Use ipv6_masked_addr_cmp() YOSHIFUJI Hideaki
2010-03-07 23:27 ` David Miller
2010-03-08 8:25 ` Bart De Schuymer
2010-03-08 12:16 ` Patrick McHardy
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