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From: Sean Anderson <seanga2@gmail.com>
To: Dan Carpenter <dan.carpenter@oracle.com>
Cc: "David S. Miller" <davem@davemloft.net>,
	Eric Dumazet <edumazet@google.com>,
	Jakub Kicinski <kuba@kernel.org>, Paolo Abeni <pabeni@redhat.com>,
	Rolf Eike Beer <eike-kernel@sf-tec.de>,
	netdev@vger.kernel.org, kernel-janitors@vger.kernel.org
Subject: Re: [PATCH net] sunhme: fix an IS_ERR() vs NULL check in probe
Date: Wed, 12 Oct 2022 11:52:00 -0400	[thread overview]
Message-ID: <b4a07016-081b-13b0-2cc4-546f419ad59b@gmail.com> (raw)
In-Reply-To: <Y0bWzJL8JknX8MUf@kili>

On 10/12/22 11:01, Dan Carpenter wrote:
> The devm_request_region() function does not return error pointers, it
> returns NULL on error.
> 
> Fixes: 914d9b2711dd ("sunhme: switch to devres")
> Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
> ---
>   drivers/net/ethernet/sun/sunhme.c | 4 ++--
>   1 file changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/drivers/net/ethernet/sun/sunhme.c b/drivers/net/ethernet/sun/sunhme.c
> index 62deed210a95..91f10f746dff 100644
> --- a/drivers/net/ethernet/sun/sunhme.c
> +++ b/drivers/net/ethernet/sun/sunhme.c
> @@ -2896,8 +2896,8 @@ static int happy_meal_pci_probe(struct pci_dev *pdev,
>   
>   	hpreg_res = devm_request_region(&pdev->dev, pci_resource_start(pdev, 0),
>   					pci_resource_len(pdev, 0), DRV_NAME);
> -	if (IS_ERR(hpreg_res)) {
> -		err = PTR_ERR(hpreg_res);
> +	if (!hpreg_res) {
> +		err = -EBUSY;
>   		dev_err(&pdev->dev, "Cannot obtain PCI resources, aborting.\n");
>   		goto err_out_clear_quattro;
>   	}

Reviewed-by: Sean Anderson <seanga2@gmail.com>

  reply	other threads:[~2022-10-12 15:52 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-10-12 15:01 [PATCH net] sunhme: fix an IS_ERR() vs NULL check in probe Dan Carpenter
2022-10-12 15:52 ` Sean Anderson [this message]
2022-10-13  9:05 ` Rolf Eike Beer
2022-10-13 16:50 ` patchwork-bot+netdevbpf

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