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| author | Changli Gao <xiaosuo@gmail.com> | 2010-09-16 19:47:51 +0200 |
|---|---|---|
| committer | Patrick McHardy <kaber@trash.net> | 2010-09-16 19:47:51 +0200 |
| commit | ed0b6d7581b54455062f09ccac123814e70cd02f (patch) | |
| tree | 7f7e0885e3e0aee7aa49b2a0b735f9e9761ab8eb /net/ipv4 | |
| parent | 99ad3c53b36a056a472927de9c79eda231ecc6fe (diff) | |
| download | linux-stable-ed0b6d7581b54455062f09ccac123814e70cd02f.tar.gz linux-stable-ed0b6d7581b54455062f09ccac123814e70cd02f.tar.bz2 linux-stable-ed0b6d7581b54455062f09ccac123814e70cd02f.zip | |
netfilter: nf_nat: no IP_NAT_RANGE_MAP_IPS flags when alloc_null_binding()
When alloc_null_binding(), no IP_NAT_RNAGE_MAP_IPS in flags means no IP address
translation is needed. It isn't necessary to specify the address explicitly.
Signed-off-by: Changli Gao <xiaosuo@gmail.com>
Signed-off-by: Patrick McHardy <kaber@trash.net>
Diffstat (limited to 'net/ipv4')
| -rw-r--r-- | net/ipv4/netfilter/nf_nat_rule.c | 17 |
1 files changed, 8 insertions, 9 deletions
diff --git a/net/ipv4/netfilter/nf_nat_rule.c b/net/ipv4/netfilter/nf_nat_rule.c index ebbd319f62f5..21c30426480b 100644 --- a/net/ipv4/netfilter/nf_nat_rule.c +++ b/net/ipv4/netfilter/nf_nat_rule.c @@ -106,16 +106,15 @@ alloc_null_binding(struct nf_conn *ct, unsigned int hooknum) { /* Force range to this IP; let proto decide mapping for per-proto parts (hence not IP_NAT_RANGE_PROTO_SPECIFIED). - Use reply in case it's already been mangled (eg local packet). */ - __be32 ip - = (HOOK2MANIP(hooknum) == IP_NAT_MANIP_SRC - ? ct->tuplehash[IP_CT_DIR_REPLY].tuple.dst.u3.ip - : ct->tuplehash[IP_CT_DIR_REPLY].tuple.src.u3.ip); - struct nf_nat_range range - = { IP_NAT_RANGE_MAP_IPS, ip, ip, { 0 }, { 0 } }; - - pr_debug("Allocating NULL binding for %p (%pI4)\n", ct, &ip); + struct nf_nat_range range; + + range.flags = 0; + pr_debug("Allocating NULL binding for %p (%pI4)\n", ct, + HOOK2MANIP(hooknum) == IP_NAT_MANIP_SRC ? + &ct->tuplehash[IP_CT_DIR_REPLY].tuple.dst.u3.ip : + &ct->tuplehash[IP_CT_DIR_REPLY].tuple.src.u3.ip); + return nf_nat_setup_info(ct, &range, HOOK2MANIP(hooknum)); } |