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netfilter: nf_nat: don't use atomic bit operation

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As we own the conntrack and the others can't see it until we confirm it,
we don't need to use atomic bit operation on ct->status.

Signed-off-by: Changli Gao <xiaosuo@gmail.com>
Signed-off-by: Patrick McHardy <kaber@trash.net>
This commit is contained in:
Changli Gao 2010-11-15 11:59:03 +01:00 committed by Patrick McHardy
parent 0f8e80044b
commit 76a2d3bcfc
2 changed files with 4 additions and 4 deletions
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4
include/net/netfilter/nf_nat_core.h
View File

@ -21,9 +21,9 @@ static inline int nf_nat_initialized(struct nf_conn *ct,
enum nf_nat_manip_type manip)
{
if (manip == IP_NAT_MANIP_SRC)
return test_bit(IPS_SRC_NAT_DONE_BIT, &ct->status);
return ct->status & IPS_SRC_NAT_DONE_BIT;
else
return test_bit(IPS_DST_NAT_DONE_BIT, &ct->status);
return ct->status & IPS_DST_NAT_DONE_BIT;
}
struct nlattr;

4
net/ipv4/netfilter/nf_nat_core.c
View File

@ -323,9 +323,9 @@ nf_nat_setup_info(struct nf_conn *ct,
/* It's done. */
if (maniptype == IP_NAT_MANIP_DST)
set_bit(IPS_DST_NAT_DONE_BIT, &ct->status);
ct->status |= IPS_DST_NAT_DONE_BIT;
else
set_bit(IPS_SRC_NAT_DONE_BIT, &ct->status);
ct->status |= IPS_SRC_NAT_DONE_BIT;
return NF_ACCEPT;
}