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* [PATCH] vp_vdpa: correct the return value when fail to map notification
@ 2021-06-24  3:59 Jason Wang
  2021-06-28 15:16 ` Stefano Garzarella
  0 siblings, 1 reply; 2+ messages in thread
From: Jason Wang @ 2021-06-24  3:59 UTC (permalink / raw)
  To: mst, jasowang
  Cc: kernel test robot, linux-kernel, Dan Carpenter, virtualization

We forget to assign a error value when we fail to map the notification
during prove. This patch fixes it.

Reported-by: kernel test robot <lkp@intel.com>
Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Fixes: 11d8ffed00b23 ("vp_vdpa: switch to use vp_modern_map_vq_notify()")
Signed-off-by: Jason Wang <jasowang@redhat.com>
---
 drivers/vdpa/virtio_pci/vp_vdpa.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/vdpa/virtio_pci/vp_vdpa.c b/drivers/vdpa/virtio_pci/vp_vdpa.c
index c76ebb531212..9145e0624565 100644
--- a/drivers/vdpa/virtio_pci/vp_vdpa.c
+++ b/drivers/vdpa/virtio_pci/vp_vdpa.c
@@ -442,6 +442,7 @@ static int vp_vdpa_probe(struct pci_dev *pdev, const struct pci_device_id *id)
 			vp_modern_map_vq_notify(mdev, i,
 						&vp_vdpa->vring[i].notify_pa);
 		if (!vp_vdpa->vring[i].notify) {
+			ret = -EINVAL;
 			dev_warn(&pdev->dev, "Fail to map vq notify %d\n", i);
 			goto err;
 		}
-- 
2.25.1

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^ permalink raw reply related	[flat|nested] 2+ messages in thread

* Re: [PATCH] vp_vdpa: correct the return value when fail to map notification
  2021-06-24  3:59 [PATCH] vp_vdpa: correct the return value when fail to map notification Jason Wang
@ 2021-06-28 15:16 ` Stefano Garzarella
  0 siblings, 0 replies; 2+ messages in thread
From: Stefano Garzarella @ 2021-06-28 15:16 UTC (permalink / raw)
  To: Jason Wang
  Cc: linux-kernel, virtualization, kernel test robot, Dan Carpenter,
	mst

On Thu, Jun 24, 2021 at 11:59:39AM +0800, Jason Wang wrote:
>We forget to assign a error value when we fail to map the notification
>during prove. This patch fixes it.
>
>Reported-by: kernel test robot <lkp@intel.com>
>Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
>Fixes: 11d8ffed00b23 ("vp_vdpa: switch to use vp_modern_map_vq_notify()")
>Signed-off-by: Jason Wang <jasowang@redhat.com>
>---
> drivers/vdpa/virtio_pci/vp_vdpa.c | 1 +
> 1 file changed, 1 insertion(+)
>
>diff --git a/drivers/vdpa/virtio_pci/vp_vdpa.c b/drivers/vdpa/virtio_pci/vp_vdpa.c
>index c76ebb531212..9145e0624565 100644
>--- a/drivers/vdpa/virtio_pci/vp_vdpa.c
>+++ b/drivers/vdpa/virtio_pci/vp_vdpa.c
>@@ -442,6 +442,7 @@ static int vp_vdpa_probe(struct pci_dev *pdev, const struct pci_device_id *id)
> 			vp_modern_map_vq_notify(mdev, i,
> 						&vp_vdpa->vring[i].notify_pa);
> 		if (!vp_vdpa->vring[i].notify) {
>+			ret = -EINVAL;
> 			dev_warn(&pdev->dev, "Fail to map vq notify %d\n", i);
> 			goto err;
> 		}
>-- 
>2.25.1

Reviewed-by: Stefano Garzarella <sgarzare@redhat.com>

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