TAP memory leaks:

1 - use bit-map to re-use ID values and thus VLIB nodes
2 - free vrings
3 - free hw_address on HW interface delete (a HW * struct is memset on pool_get)
4 - free temporary node names during TX node setup

Change-Id: Id114c8bb9c844fd4ceb02fbbeb4b511ecfeb61ce
Signed-off-by: Neale Ranns <nranns@cisco.com>

1 files changed, 3 insertions, 3 deletions

diff --git a/src/vnet/devices/tap/tap.h b/src/vnet/devices/tap/tap.h
index 6e46302770d..7aebade59c7 100644
--- a/src/vnet/devices/tap/tap.h
+++ b/src/vnet/devices/tap/tap.h
@@ -67,11 +67,11 @@ typedef struct
 
 typedef struct
 {
-  u32 last_used_interface_id;
-  uword *dev_instance_by_interface_id;
-
   /* logging */
   vlib_log_class_t log_default;
+
+  /* bit-map of in-use IDs */
+  uword *tap_ids;
 } tap_main_t;
 
 void tap_create_if (vlib_main_t * vm, tap_create_if_args_t * args);