linux-kernel - Re: [PATCH 1/2] vdpa: ifcvf: return err when fail to request config irq

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Date:   Fri, 7 Aug 2020 11:52:09 +0800
From:   Jason Wang <jasowang@...hat.com>
To:     mst@...hat.com, virtualization@...ts.linux-foundation.org,
        linux-kernel@...r.kernel.org
Cc:     Zhu Lingshan <lingshan.zhu@...el.com>
Subject: Re: [PATCH 1/2] vdpa: ifcvf: return err when fail to request config
 irq


On 2020/7/23 下午5:12, Jason Wang wrote:
> We ignore the err of requesting config interrupt, fix this.
>
> Fixes: e7991f376a4d ("ifcvf: implement config interrupt in IFCVF")
> Cc: Zhu Lingshan <lingshan.zhu@...el.com>
> Signed-off-by: Jason Wang <jasowang@...hat.com>
> ---
>   drivers/vdpa/ifcvf/ifcvf_main.c | 4 ++++
>   1 file changed, 4 insertions(+)
>
> diff --git a/drivers/vdpa/ifcvf/ifcvf_main.c b/drivers/vdpa/ifcvf/ifcvf_main.c
> index f5a60c14b979..ae7110955a44 100644
> --- a/drivers/vdpa/ifcvf/ifcvf_main.c
> +++ b/drivers/vdpa/ifcvf/ifcvf_main.c
> @@ -76,6 +76,10 @@ static int ifcvf_request_irq(struct ifcvf_adapter *adapter)
>   	ret = devm_request_irq(&pdev->dev, irq,
>   			       ifcvf_config_changed, 0,
>   			       vf->config_msix_name, vf);
> +	if (ret) {
> +		IFCVF_ERR(pdev, "Failed to request config irq\n");
> +		return ret;
> +	}
>   
>   	for (i = 0; i < IFCVF_MAX_QUEUE_PAIRS * 2; i++) {
>   		snprintf(vf->vring[i].msix_name, 256, "ifcvf[%s]-%d\n",


Hi Michael:

Any comments on this series?

Thanks