netdev - Re: [PATCH] vhost scsi: fix error return code in vhost_scsi_set

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Date:   Fri, 4 Dec 2020 10:12:07 -0600
From:   Mike Christie <michael.christie@...cle.com>
To:     Zhang Changzhong <zhangchangzhong@...wei.com>,
        "Michael S. Tsirkin" <mst@...hat.com>,
        Jason Wang <jasowang@...hat.com>,
        Paolo Bonzini <pbonzini@...hat.com>,
        Stefan Hajnoczi <stefanha@...hat.com>,
        Maurizio Lombardi <mlombard@...hat.com>
Cc:     virtualization@...ts.linux-foundation.org, kvm@...r.kernel.org,
        netdev@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] vhost scsi: fix error return code in
 vhost_scsi_set_endpoint()

On 12/4/20 2:43 AM, Zhang Changzhong wrote:
> Fix to return a negative error code from the error handling
> case instead of 0, as done elsewhere in this function.
> 
> Fixes: 25b98b64e284 ("vhost scsi: alloc cmds per vq instead of session")
> Reported-by: Hulk Robot <hulkci@...wei.com>
> Signed-off-by: Zhang Changzhong <zhangchangzhong@...wei.com>
> ---
>   drivers/vhost/scsi.c | 3 ++-
>   1 file changed, 2 insertions(+), 1 deletion(-)
> 
> diff --git a/drivers/vhost/scsi.c b/drivers/vhost/scsi.c
> index 6ff8a5096..4ce9f00 100644
> --- a/drivers/vhost/scsi.c
> +++ b/drivers/vhost/scsi.c
> @@ -1643,7 +1643,8 @@ vhost_scsi_set_endpoint(struct vhost_scsi *vs,
>   			if (!vhost_vq_is_setup(vq))
>   				continue;
>   
> -			if (vhost_scsi_setup_vq_cmds(vq, vq->num))
> +			ret = vhost_scsi_setup_vq_cmds(vq, vq->num);
> +			if (ret)
>   				goto destroy_vq_cmds;
>   		}
>   
> 

Reviewed-by: Mike Christie <michael.christie@...cle.com>