linux-kernel - Re: [PATCH V2 net 02/20] net/ena: fix error handling when probe fails

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Message-ID: <20161205040955.GC4310@u54ee753d2d1854bda401.ant.amazon.com>
Date:   Sun, 4 Dec 2016 20:09:55 -0800
From:   Matt Wilson <msw@...n.com>
To:     Netanel Belgazal <netanel@...apurnalabs.com>
CC:     <linux-kernel@...r.kernel.org>, <davem@...emloft.net>,
        <netdev@...r.kernel.org>, <dwmw@...zon.com>,
        <zorik@...apurnalabs.com>, <alex@...apurnalabs.com>,
        <saeed@...apurnalabs.com>, <msw@...zon.com>, <aliguori@...zon.com>,
        <nafea@...apurnalabs.com>
Subject: Re: [PATCH V2 net 02/20] net/ena: fix error handling when probe fails

On Sun, Dec 04, 2016 at 03:19:20PM +0200, Netanel Belgazal wrote:
> When driver fails in probe, it will release all resources, including
> adapter.
> In case of probe failure, ena_remove should not try to free the adapter
> resources.

Please word wrap your commit message around 75 columns.

> Signed-off-by: Netanel Belgazal <netanel@...apurnalabs.com>

Reviewed-by: Matt Wilson <msw@...zon.com>

> ---
>  drivers/net/ethernet/amazon/ena/ena_netdev.c | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/drivers/net/ethernet/amazon/ena/ena_netdev.c b/drivers/net/ethernet/amazon/ena/ena_netdev.c
> index 33a760e..397c9bc 100644
> --- a/drivers/net/ethernet/amazon/ena/ena_netdev.c
> +++ b/drivers/net/ethernet/amazon/ena/ena_netdev.c
> @@ -3054,6 +3054,7 @@ static int ena_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
>  err_free_region:
>  	ena_release_bars(ena_dev, pdev);
>  err_free_ena_dev:
> +	pci_set_drvdata(pdev, NULL);
>  	vfree(ena_dev);
>  err_disable_device:
>  	pci_disable_device(pdev);