diff mbox series

vhost_net: add an assertion for TAP client backends

Message ID 20230619041501.111655-1-anisinha@redhat.com
State New
Headers show
Series vhost_net: add an assertion for TAP client backends | expand

Commit Message

Ani Sinha June 19, 2023, 4:15 a.m. UTC
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>
---
 hw/net/vhost_net.c | 1 +
 1 file changed, 1 insertion(+)

Comments

Laurent Vivier June 19, 2023, 7:59 a.m. UTC | #1
On 6/19/23 06:15, Ani Sinha wrote:
> 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>
> ---
>   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 c4eecc6f36..6db23ca323 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:

Reviewed-by: Laurent Vivier <lvivier@redhat.com>
diff mbox series

Patch

diff --git a/hw/net/vhost_net.c b/hw/net/vhost_net.c
index c4eecc6f36..6db23ca323 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: