From 0e994668d00c9ca760817a4ae802a7bed0e29596 Mon Sep 17 00:00:00 2001
From: Ani Sinha <anisinha@redhat.com>
Date: Mon, 19 Jun 2023 09:45:01 +0530
Subject: [PATCH] vhost_net: add an assertion for TAP client backends
An assertion was missing for tap vhost backends that enforces a non-null
reference from get_vhost_net(). Both vhost-net-user and vhost-net-vdpa
enforces this. Enforce the same for tap. Unit tests pass with this change.
Signed-off-by: Ani Sinha <anisinha@redhat.com>
Message-Id: <20230619041501.111655-1-anisinha@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Reviewed-by: Laurent Vivier <lvivier@redhat.com>
---
hw/net/vhost_net.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/hw/net/vhost_net.c b/hw/net/vhost_net.c
index c4eecc6f366..6db23ca3230 100644
--- a/hw/net/vhost_net.c
+++ b/hw/net/vhost_net.c
@@ -507,6 +507,7 @@ VHostNetState *get_vhost_net(NetClientState *nc)
switch (nc->info->type) {
case NET_CLIENT_DRIVER_TAP:
vhost_net = tap_get_vhost_net(nc);
+ assert(vhost_net);
break;
#ifdef CONFIG_VHOST_NET_USER
case NET_CLIENT_DRIVER_VHOST_USER:
--
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