linux-kernel - Re: [PATCH] misc: phantom: Added missing warning messages in phantom

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Date:	Sat, 25 Sep 2010 19:45:10 +0530
From:	Rahul Ruikar <rahul.ruikar@...il.com>
To:	jirislaby@...il.com
Cc:	ak@...ux.intel.com, adobriyan@...il.com, akpm@...ux-foundation.org,
	linux-kernel@...r.kernel.org,
	Rahul Ruikar <rahul.ruikar@...il.com>, gregkh@...e.de
Subject: Re: [PATCH] misc: phantom: Added missing warning messages in phantom_probe

missed greg in earlier mail.

- Rahul Ruikar





On 25 September 2010 19:18, Rahul Ruikar <rahul.ruikar@...il.com> wrote:
> phantom_probe can fail at many places. missing warning messages
> have been added for 2 cases.
> pci_enable_device()
> pci_request_regions()
>
> Signed-off-by: Rahul Ruikar <rahul.ruikar@...il.com>
> ---
>  drivers/misc/phantom.c |    8 ++++++--
>  1 files changed, 6 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/misc/phantom.c b/drivers/misc/phantom.c
> index 75ee0d3..b4c105f 100644
> --- a/drivers/misc/phantom.c
> +++ b/drivers/misc/phantom.c
> @@ -341,8 +341,10 @@ static int __devinit phantom_probe(struct pci_dev *pdev,
>        int retval;
>
>        retval = pci_enable_device(pdev);
> -       if (retval)
> +       if (retval) {
> +               dev_err(&pdev->dev, "pci_enable_device failed!\n");
>                goto err;
> +       }
>
>        minor = phantom_get_free();
>        if (minor == PHANTOM_MAX_MINORS) {
> @@ -354,8 +356,10 @@ static int __devinit phantom_probe(struct pci_dev *pdev,
>        phantom_devices[minor] = 1;
>
>        retval = pci_request_regions(pdev, "phantom");
> -       if (retval)
> +       if (retval) {
> +               dev_err(&pdev->dev, "pci_request_regions failed!\n");
>                goto err_null;
> +       }
>
>        retval = -ENOMEM;
>        pht = kzalloc(sizeof(*pht), GFP_KERNEL);
> --
> 1.7.2.3
>
>
--
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