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-rwxr-xr-xsrc/plugins/nat/nat.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/src/plugins/nat/nat.c b/src/plugins/nat/nat.c
index bc2f8c0e1fe..1f63237fb45 100755
--- a/src/plugins/nat/nat.c
+++ b/src/plugins/nat/nat.c
@@ -490,7 +490,11 @@ nat_user_get_or_create (snat_main_t * sm, ip4_address_t * addr, u32 fib_index,
/* add user */
if (clib_bihash_add_del_8_8 (&tsm->user_hash, &kv, 1))
- nat_elog_warn ("user_hash keay add failed");
+ {
+ nat_elog_warn ("user_hash key add failed");
+ nat44_delete_user_with_no_session (sm, u, thread_index);
+ return NULL;
+ }
vlib_set_simple_counter (&sm->total_users, thread_index, 0,
pool_elts (tsm->users));