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Commit 0dbff689 authored by Changli Gao's avatar Changli Gao Committed by David S. Miller
Browse files

netfilter: nf_nat_core: eliminate useless find_appropriate_src for IP_NAT_RANGE_PROTO_RANDOM 



Signed-off-by: default avatarChangli Gao <xiaosuo@gmail.com>
Signed-off-by: default avatarPatrick McHardy <kaber@trash.net>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent ae6134bd

net/ipv4/netfilter/nf_nat_core.c

+4 −4
Original line number Diff line number Diff line
@@ -240,10 +240,10 @@ get_unique_tuple(struct nf_conntrack_tuple *tuple, 
	   This is only required for source (ie. NAT/masq) mappings.

	   So far, we don't do local source mappings, so multiple

	   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)) {

			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))

				return;

		}