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netfilter: nf_nat_core: eliminate useless find_appropriate_src for IP_NAT_RANGE_PROTO_RANDOM

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Signed-off-by: Changli Gao <xiaosuo@gmail.com>
Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Changli Gao
2008-07-21 10:00:51 -07:00
committed by David S. Miller
parent ae6134bdf3
commit 0dbff689c2
1 changed files with 4 additions and 4 deletions
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8
net/ipv4/netfilter/nf_nat_core.c
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@@ -240,12 +240,12 @@ get_unique_tuple(struct nf_conntrack_tuple *tuple,
This is only required for source (ie. NAT/masq) mappings. This is only required for source (ie. NAT/masq) mappings.
So far, we don't do local source mappings, so multiple So far, we don't do local source mappings, so multiple
manips not an issue. */ manips not an issue. */
if (maniptype == IP_NAT_MANIP_SRC) { if (maniptype == IP_NAT_MANIP_SRC &&
!(range->flags & IP_NAT_RANGE_PROTO_RANDOM)) {
if (find_appropriate_src(orig_tuple, tuple, range)) { if (find_appropriate_src(orig_tuple, tuple, range)) {
pr_debug("get_unique_tuple: Found current src map\n"); pr_debug("get_unique_tuple: Found current src map\n");
if (!(range->flags & IP_NAT_RANGE_PROTO_RANDOM)) if (!nf_nat_used_tuple(tuple, ct))
if (!nf_nat_used_tuple(tuple, ct)) return;
return;
} }
} }