From: Jiri Slaby <jirislaby@gmail.com>
To: Kulikov Vasiliy <segooon@gmail.com>
Cc: kernel-janitors@vger.kernel.org,
Greg Kroah-Hartman <gregkh@suse.de>,
Alan Cox <alan@linux.intel.com>,
Andrew Morton <akpm@linux-foundation.org>,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH 02/18] char: mxser: call disable_pci_device() if pci_probe()
Date: Sun, 08 Aug 2010 20:29:04 +0000 [thread overview]
Message-ID: <4C5F1390.3040509@gmail.com> (raw)
In-Reply-To: <1281124159-12671-1-git-send-email-segooon@gmail.com>
On 08/06/2010 09:49 PM, Kulikov Vasiliy wrote:
> --- a/drivers/char/mxser.c
> +++ b/drivers/char/mxser.c
> @@ -2564,8 +2564,11 @@ static int __devinit mxser_probe(struct pci_dev *pdev,
> /* vector */
> ioaddress = pci_resource_start(pdev, 3);
> retval = pci_request_region(pdev, 3, "mxser(vector)");
> - if (retval)
> - goto err_relio;
> + if (retval) {
> + pci_release_region(pdev, 2);
> + brd->info = NULL;
> + goto err;
> + }
> brd->vector = ioaddress;
>
> /* irq */
> @@ -2616,10 +2619,11 @@ static int __devinit mxser_probe(struct pci_dev *pdev,
> pci_set_drvdata(pdev, brd);
>
> return 0;
> -err_relio:
> - pci_release_region(pdev, 2);
> err_null:
> brd->info = NULL;
> + pci_release_region(pdev, 2);
> + pci_release_region(pdev, 3);
> + pci_disable_device(pdev);
Why did you reorder this so that you cannot jump here from the fail path
above?
thanks,
--
js
WARNING: multiple messages have this Message-ID (diff)
From: Jiri Slaby <jirislaby@gmail.com>
To: Kulikov Vasiliy <segooon@gmail.com>
Cc: kernel-janitors@vger.kernel.org,
Greg Kroah-Hartman <gregkh@suse.de>,
Alan Cox <alan@linux.intel.com>,
Andrew Morton <akpm@linux-foundation.org>,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH 02/18] char: mxser: call disable_pci_device() if pci_probe() failed
Date: Sun, 08 Aug 2010 22:29:04 +0200 [thread overview]
Message-ID: <4C5F1390.3040509@gmail.com> (raw)
In-Reply-To: <1281124159-12671-1-git-send-email-segooon@gmail.com>
On 08/06/2010 09:49 PM, Kulikov Vasiliy wrote:
> --- a/drivers/char/mxser.c
> +++ b/drivers/char/mxser.c
> @@ -2564,8 +2564,11 @@ static int __devinit mxser_probe(struct pci_dev *pdev,
> /* vector */
> ioaddress = pci_resource_start(pdev, 3);
> retval = pci_request_region(pdev, 3, "mxser(vector)");
> - if (retval)
> - goto err_relio;
> + if (retval) {
> + pci_release_region(pdev, 2);
> + brd->info = NULL;
> + goto err;
> + }
> brd->vector = ioaddress;
>
> /* irq */
> @@ -2616,10 +2619,11 @@ static int __devinit mxser_probe(struct pci_dev *pdev,
> pci_set_drvdata(pdev, brd);
>
> return 0;
> -err_relio:
> - pci_release_region(pdev, 2);
> err_null:
> brd->info = NULL;
> + pci_release_region(pdev, 2);
> + pci_release_region(pdev, 3);
> + pci_disable_device(pdev);
Why did you reorder this so that you cannot jump here from the fail path
above?
thanks,
--
js
next prev parent reply other threads:[~2010-08-08 20:29 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-08-06 19:49 [PATCH 02/18] char: mxser: call disable_pci_device() if pci_probe() failed Kulikov Vasiliy
2010-08-06 19:49 ` Kulikov Vasiliy
2010-08-08 20:29 ` Jiri Slaby [this message]
2010-08-08 20:29 ` Jiri Slaby
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