From: Steven Luong <sluong@cisco.com>
Date: Mon, 31 Jan 2022 21:30:37 +0000 (-0800)
Subject: memif: memory leak when deleting memif interface
X-Git-Tag: v22.10-rc0~408
X-Git-Url: https://gerrit.fd.io/r/gitweb?a=commitdiff_plain;h=261a059b3d03b00e85cf91bd75158f9b6772762e;p=vpp.git

memif: memory leak when deleting memif interface

When deleting a memif interface, there is a memory leak in
mif->local_disc_string. The code that leads to memory leak is
memif_delete_if -> memif_disconect -> vec_dup

Type: fix

Signed-off-by: Steven Luong <sluong@cisco.com>
Change-Id: I579c743c3d47770131153e083e65f6cd899067b3
---

diff --git a/src/plugins/memif/memif.c b/src/plugins/memif/memif.c
index 5da73621536..f2575fde787 100644
--- a/src/plugins/memif/memif.c
+++ b/src/plugins/memif/memif.c
@@ -873,6 +873,7 @@ memif_delete_if (vlib_main_t * vm, memif_if_t * mif)
 	}
     }
 
+  vec_free (mif->local_disc_string);
   clib_memset (mif, 0, sizeof (*mif));
   pool_put (mm->interfaces, mif);