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| author | YOSHIFUJI Hideaki / 吉藤英明 <yoshfuji@linux-ipv6.org> | 2013-01-26 08:38:44 +0000 |
|---|---|---|
| committer | Pablo Neira Ayuso <pablo@netfilter.org> | 2013-02-07 18:40:26 +0100 |
| commit | d4c38fa87d2b05be5daafb6a92b6ad15b66da8cb (patch) | |
| tree | 54bcf1050741d90e313a85ec7186c8ca73f0f067 /net/ipv6 | |
| parent | f5271fff56c76e92fde122bcc02f102e99da5c8a (diff) | |
| download | linux-d4c38fa87d2b05be5daafb6a92b6ad15b66da8cb.tar.gz linux-d4c38fa87d2b05be5daafb6a92b6ad15b66da8cb.tar.bz2 linux-d4c38fa87d2b05be5daafb6a92b6ad15b66da8cb.zip | |
netfilter: ip6t_NPT: Fix prefix mangling
Make sure only the bits that are part of the prefix are mangled.
Signed-off-by: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Diffstat (limited to 'net/ipv6')
| -rw-r--r-- | net/ipv6/netfilter/ip6t_NPT.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/net/ipv6/netfilter/ip6t_NPT.c b/net/ipv6/netfilter/ip6t_NPT.c index 68788c84aee7..87b759c11da5 100644 --- a/net/ipv6/netfilter/ip6t_NPT.c +++ b/net/ipv6/netfilter/ip6t_NPT.c @@ -51,7 +51,7 @@ static bool ip6t_npt_map_pfx(const struct ip6t_npt_tginfo *npt, idx = i / 32; addr->s6_addr32[idx] &= mask; - addr->s6_addr32[idx] |= npt->dst_pfx.in6.s6_addr32[idx]; + addr->s6_addr32[idx] |= ~mask & npt->dst_pfx.in6.s6_addr32[idx]; } if (pfx_len <= 48) |