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Diffstat (limited to 'net/ipv4/netfilter/nf_nat_proto_gre.c')
-rw-r--r--net/ipv4/netfilter/nf_nat_proto_gre.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/net/ipv4/netfilter/nf_nat_proto_gre.c b/net/ipv4/netfilter/nf_nat_proto_gre.c
index 89933ab6f63e..bc8d83a31c73 100644
--- a/net/ipv4/netfilter/nf_nat_proto_gre.c
+++ b/net/ipv4/netfilter/nf_nat_proto_gre.c
@@ -68,9 +68,9 @@ gre_unique_tuple(struct nf_conntrack_tuple *tuple,
pr_debug("min = %u, range_size = %u\n", min, range_size);
- for (i = 0; i < range_size; i++, key++) {
+ for (i = 0; ; ++key) {
*keyptr = htons(min + key % range_size);
- if (!nf_nat_used_tuple(tuple, ct))
+ if (++i == range_size || !nf_nat_used_tuple(tuple, ct))
return;
}