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-rwxr-xr-xsrc/plugins/nat/nat.c10
1 files changed, 6 insertions, 4 deletions
diff --git a/src/plugins/nat/nat.c b/src/plugins/nat/nat.c
index 8ba276bc9b4..30238f9d62f 100755
--- a/src/plugins/nat/nat.c
+++ b/src/plugins/nat/nat.c
@@ -330,8 +330,9 @@ nat_free_session_data (snat_main_t * sm, snat_session_t * s, u32 thread_index,
bihash_key.k.src_address = s->out2in.addr.as_u32;
bihash_key.k.src_port = s->out2in.port;
bihash_key.k.protocol = s->out2in.protocol;
- clib_bihash_add_del_16_8 (&sm->ed_ext_ports, &bihash_key.kv,
- 0 /* is_add */ );
+ if (sm->ed_ext_ports.instantiated)
+ clib_bihash_add_del_16_8 (&sm->ed_ext_ports, &bihash_key.kv,
+ 0 /* is_add */ );
snat_free_outside_address_and_port (sm->addresses, thread_index,
&s->out2in);
@@ -465,8 +466,9 @@ nat44_free_session_data (snat_main_t * sm, snat_session_t * s,
bihash_key.k.src_address = s->out2in.addr.as_u32;
bihash_key.k.src_port = s->out2in.port;
bihash_key.k.protocol = s->out2in.protocol;
- clib_bihash_add_del_16_8 (&sm->ed_ext_ports, &bihash_key.kv,
- 0 /* is_add */ );
+ if (sm->ed_ext_ports.instantiated)
+ clib_bihash_add_del_16_8 (&sm->ed_ext_ports, &bihash_key.kv,
+ 0 /* is_add */ );
// should be called for every dynamic session
snat_free_outside_address_and_port (sm->addresses, thread_index,