From: Benoît Ganne <bganne@cisco.com>
Date: Tue, 1 Mar 2022 15:48:40 +0000 (+0100)
Subject: tap: fix tun set mtu
X-Git-Tag: v22.10-rc0~334
X-Git-Url: https://gerrit.fd.io/r/gitweb?a=commitdiff_plain;h=30a6f8286e60914ca4eec3db3edae739b178a75b;p=vpp.git

tap: fix tun set mtu

Type: fix
Fixes: 1cd0e5dd533f4209dde453eaa43215e52cd42985

Change-Id: I64318585fb3b12369b78735c681f3b747c67b53b
Signed-off-by: Benoît Ganne <bganne@cisco.com>
---

diff --git a/src/vnet/devices/tap/tap.c b/src/vnet/devices/tap/tap.c
index 7c8a9b04779..b7ccba92572 100644
--- a/src/vnet/devices/tap/tap.c
+++ b/src/vnet/devices/tap/tap.c
@@ -694,7 +694,7 @@ tap_create_if (vlib_main_t * vm, tap_create_if_args_t * args)
     {
       hw->min_frame_size = TUN_MIN_PACKET_BYTES;
       vnet_hw_interface_set_mtu (
-	vnm, hw->sw_if_index,
+	vnm, hw->hw_if_index,
 	args->host_mtu_size ? args->host_mtu_size : TUN_DEFAULT_PACKET_BYTES);
     }