On Mon, Nov 8, 2021 at 12:15 AM Christophe JAILLET
<christophe.jaillet@xxxxxxxxxx> wrote:
>
> In the error handling path, a successful 'vp_legacy_probe()' should be
> balanced by a corresponding 'vp_legacy_remove()' call, as already done in
> the remove function.
>
> Add the missing call and update gotos accordingly.
>
> Fixes: e85087beedca ("eni_vdpa: add vDPA driver for Alibaba ENI")
> Signed-off-by: Christophe JAILLET <christophe.jaillet@xxxxxxxxxx>
> ---
> drivers/vdpa/alibaba/eni_vdpa.c | 6 ++++--
> 1 file changed, 4 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/vdpa/alibaba/eni_vdpa.c b/drivers/vdpa/alibaba/eni_vdpa.c
> index 3f788794571a..12b3db6b4517 100644
> --- a/drivers/vdpa/alibaba/eni_vdpa.c
> +++ b/drivers/vdpa/alibaba/eni_vdpa.c
> @@ -501,7 +501,7 @@ static int eni_vdpa_probe(struct pci_dev *pdev, const struct pci_device_id *id)
> if (!eni_vdpa->vring) {
> ret = -ENOMEM;
> ENI_ERR(pdev, "failed to allocate virtqueues\n");
> - goto err;
> + goto err_remove_vp_legacy;
> }
>
> for (i = 0; i < eni_vdpa->queues; i++) {
> @@ -513,11 +513,13 @@ static int eni_vdpa_probe(struct pci_dev *pdev, const struct pci_device_id *id)
> ret = vdpa_register_device(&eni_vdpa->vdpa, eni_vdpa->queues);
> if (ret) {
> ENI_ERR(pdev, "failed to register to vdpa bus\n");
> - goto err;
> + goto err_remove_vp_legacy;
> }
>
> return 0;
>
> +err_remove_vp_legacy:
> + vp_legacy_remove(&eni_vdpa->ldev);
Won't vp_legacy_remove() be triggered by the put_devic() below?
Thanks
> err:
> put_device(&eni_vdpa->vdpa.dev);
> return ret;
> --
> 2.30.2
>
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