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[79.18.148.79]) by smtp.gmail.com with ESMTPSA id j22sm7354669ejt.11.2021.06.28.08.16.14 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 28 Jun 2021 08:16:14 -0700 (PDT) Date: Mon, 28 Jun 2021 17:16:12 +0200 From: Stefano Garzarella To: Jason Wang Cc: mst@redhat.com, kernel test robot , linux-kernel@vger.kernel.org, Dan Carpenter , virtualization@lists.linux-foundation.org Subject: Re: [PATCH] vp_vdpa: correct the return value when fail to map notification Message-ID: <20210628151612.h4il4c4ivljapi6v@steredhat> References: <20210624035939.26618-1-jasowang@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii; format=flowed Content-Disposition: inline In-Reply-To: <20210624035939.26618-1-jasowang@redhat.com> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 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 >Reported-by: Dan Carpenter >Fixes: 11d8ffed00b23 ("vp_vdpa: switch to use vp_modern_map_vq_notify()") >Signed-off-by: Jason Wang >--- > 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