Access QOM parent with the proper QOM [VIRTIO_]DEVICE() macros.

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
---
 hw/block/vhost-user-blk.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/hw/block/vhost-user-blk.c b/hw/block/vhost-user-blk.c
index eecf3f7a81..4b37e26120 100644
--- a/hw/block/vhost-user-blk.c
+++ b/hw/block/vhost-user-blk.c
@@ -405,7 +405,7 @@ static void vhost_user_blk_event(void *opaque, QEMUChrEvent event)
 
 static int vhost_user_blk_realize_connect(VHostUserBlk *s, Error **errp)
 {
-    DeviceState *dev = &s->parent_obj.parent_obj;
+    DeviceState *dev = DEVICE(s);
     int ret;
 
     s->connected = false;
@@ -423,7 +423,7 @@ static int vhost_user_blk_realize_connect(VHostUserBlk *s, Error **errp)
     assert(s->connected);
 
     ret = vhost_dev_get_config(&s->dev, (uint8_t *)&s->blkcfg,
-                               s->parent_obj.config_len, errp);
+                               VIRTIO_DEVICE(s)->config_len, errp);
     if (ret < 0) {
         qemu_chr_fe_disconnect(&s->chardev);
         vhost_dev_cleanup(&s->dev);
-- 
2.41.0

On 17/10/2023 15:01, Philippe Mathieu-Daudé wrote:

> Access QOM parent with the proper QOM [VIRTIO_]DEVICE() macros.
> 
> Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
> ---
>   hw/block/vhost-user-blk.c | 4 ++--
>   1 file changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/hw/block/vhost-user-blk.c b/hw/block/vhost-user-blk.c
> index eecf3f7a81..4b37e26120 100644
> --- a/hw/block/vhost-user-blk.c
> +++ b/hw/block/vhost-user-blk.c
> @@ -405,7 +405,7 @@ static void vhost_user_blk_event(void *opaque, QEMUChrEvent event)
>   
>   static int vhost_user_blk_realize_connect(VHostUserBlk *s, Error **errp)
>   {
> -    DeviceState *dev = &s->parent_obj.parent_obj;
> +    DeviceState *dev = DEVICE(s);
>       int ret;
>   
>       s->connected = false;
> @@ -423,7 +423,7 @@ static int vhost_user_blk_realize_connect(VHostUserBlk *s, Error **errp)
>       assert(s->connected);
>   
>       ret = vhost_dev_get_config(&s->dev, (uint8_t *)&s->blkcfg,
> -                               s->parent_obj.config_len, errp);
> +                               VIRTIO_DEVICE(s)->config_len, errp);
>       if (ret < 0) {
>           qemu_chr_fe_disconnect(&s->chardev);
>           vhost_dev_cleanup(&s->dev);

Reviewed-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>


ATB,

Mark.

On Tue, 17 Oct 2023 17:01, Philippe Mathieu-Daudé <philmd@linaro.org> wrote:
>Access QOM parent with the proper QOM [VIRTIO_]DEVICE() macros.
>
>Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
>---
> hw/block/vhost-user-blk.c | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)
>
>diff --git a/hw/block/vhost-user-blk.c b/hw/block/vhost-user-blk.c
>index eecf3f7a81..4b37e26120 100644
>--- a/hw/block/vhost-user-blk.c
>+++ b/hw/block/vhost-user-blk.c
>@@ -405,7 +405,7 @@ static void vhost_user_blk_event(void *opaque, QEMUChrEvent event)
> 
> static int vhost_user_blk_realize_connect(VHostUserBlk *s, Error **errp)
> {
>-    DeviceState *dev = &s->parent_obj.parent_obj;
>+    DeviceState *dev = DEVICE(s);
>     int ret;
> 
>     s->connected = false;
>@@ -423,7 +423,7 @@ static int vhost_user_blk_realize_connect(VHostUserBlk *s, Error **errp)
>     assert(s->connected);
> 
>     ret = vhost_dev_get_config(&s->dev, (uint8_t *)&s->blkcfg,
>-                               s->parent_obj.config_len, errp);
>+                               VIRTIO_DEVICE(s)->config_len, errp);
>     if (ret < 0) {
>         qemu_chr_fe_disconnect(&s->chardev);
>         vhost_dev_cleanup(&s->dev);
>-- 
>2.41.0
>
>

Reviewed-by: Manos Pitsidianakis <manos.pitsidianakis@linaro.org>