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authorXiaozhou Liu <liuxiaozhou@bytedance.com>2018-12-05 16:50:15 +0100
committerPablo Neira Ayuso <pablo@netfilter.org>2018-12-17 23:31:03 +0100
commitb635cbf68ff35817d5a1634b0ade41f96ef70daf (patch)
tree89925fa1b65e5b28d22cdc52aa6335f4686efa23 /net
parentnetfilter: ipset: replace a strncpy() with strscpy() (diff)
downloadlinux-b635cbf68ff35817d5a1634b0ade41f96ef70daf.tar.xz
linux-b635cbf68ff35817d5a1634b0ade41f96ef70daf.zip
netfilter: nat: remove unnecessary 'else if' branch
Since a pseudo-random starting point is used in finding a port in the default case, that 'else if' branch above is no longer a necessity. So remove it to simplify code. Signed-off-by: Xiaozhou Liu <liuxiaozhou@bytedance.com> Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Diffstat (limited to 'net')
-rw-r--r--net/netfilter/nf_nat_proto_common.c2
1 files changed, 0 insertions, 2 deletions
diff --git a/net/netfilter/nf_nat_proto_common.c b/net/netfilter/nf_nat_proto_common.c
index a7de939fa5a9..136ab65c4082 100644
--- a/net/netfilter/nf_nat_proto_common.c
+++ b/net/netfilter/nf_nat_proto_common.c
@@ -80,8 +80,6 @@ void nf_nat_l4proto_unique_tuple(const struct nf_nat_l3proto *l3proto,
off = l3proto->secure_port(tuple, maniptype == NF_NAT_MANIP_SRC
? tuple->dst.u.all
: tuple->src.u.all);
- } else if (range->flags & NF_NAT_RANGE_PROTO_RANDOM_FULLY) {
- off = prandom_u32();
} else if (range->flags & NF_NAT_RANGE_PROTO_OFFSET) {
off = (ntohs(*portptr) - ntohs(range->base_proto.all));
} else {