From: Damjan Marion <dmarion@me.com>
Date: Wed, 7 Sep 2022 15:54:39 +0000 (+0200)
Subject: fib: fix path copy function to deal with provided DPO in exclusive path
X-Git-Tag: v23.02-rc0~29
X-Git-Url: https://gerrit.fd.io/r/gitweb?a=commitdiff_plain;h=a27aa6b413512415a592ecd1f14714fd1634d29c;p=vpp.git

fib: fix path copy function to deal with provided DPO in exclusive path

DPO in the new copy was not locked ...

Type: fix
Fixes: 0bfe5d8

Change-Id: I39f1368de459af91c4bb857d98a4b531bd5692a6
Signed-off-by: Damjan Marion <dmarion@me.com>
---

diff --git a/src/vnet/fib/fib_path.c b/src/vnet/fib/fib_path.c
index e4ad8770449..db78587fb27 100644
--- a/src/vnet/fib/fib_path.c
+++ b/src/vnet/fib/fib_path.c
@@ -1507,6 +1507,12 @@ fib_path_copy (fib_node_index_t path_index,
     clib_memset(&path->fp_dpo, 0, sizeof(path->fp_dpo));
     dpo_reset(&path->fp_dpo);
 
+    if (path->fp_type == FIB_PATH_TYPE_EXCLUSIVE)
+    {
+	clib_memset(&path->exclusive.fp_ex_dpo, 0, sizeof(dpo_id_t));
+	dpo_copy(&path->exclusive.fp_ex_dpo, &orig_path->exclusive.fp_ex_dpo);
+    }
+
     return (fib_path_get_index(path));
 }