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-rw-r--r--src/plugins/nat/nat44-ed/nat44_ed_in2out.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/src/plugins/nat/nat44-ed/nat44_ed_in2out.c b/src/plugins/nat/nat44-ed/nat44_ed_in2out.c
index f41fcac5153..deec0099933 100644
--- a/src/plugins/nat/nat44-ed/nat44_ed_in2out.c
+++ b/src/plugins/nat/nat44-ed/nat44_ed_in2out.c
@@ -105,6 +105,9 @@ nat_ed_alloc_addr_and_port_with_snat_address (
const u16 port_thread_offset =
(port_per_thread * snat_thread_index) + ED_USER_PORT_OFFSET;
+ /* Backup original match in case of failure */
+ const nat_6t_t match = s->o2i.match;
+
s->o2i.match.daddr = a->addr;
/* first try port suggested by caller */
u16 port = clib_net_to_host_u16 (*outside_port);
@@ -136,6 +139,9 @@ nat_ed_alloc_addr_and_port_with_snat_address (
--attempts;
}
while (attempts > 0);
+
+ /* Revert match */
+ s->o2i.match = match;
return 1;
}