From: Martyn Welch <martyn.welch@ge.com>
To: Wei Yongjun <weiyj.lk@gmail.com>
Cc: manohar.vanga@gmail.com, gregkh@linuxfoundation.org,
wfp5p@virginia.edu, yamanetoshi@gmail.com, gmate.amit@gmail.com,
joe@perches.com, yongjun_wei@trendmicro.com.cn,
devel@driverdev.osuosl.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] staging: vme: fix error return code in vme_user_probe()
Date: Mon, 13 May 2013 09:16:00 +0100 [thread overview]
Message-ID: <5190A140.3020306@ge.com> (raw)
In-Reply-To: <CAPgLHd9MXzrkvKBtJYG6GZ2Xn9fBi6TO7NzJQDLgw2jCGqDupQ@mail.gmail.com>
On 13/05/13 07:05, Wei Yongjun wrote:
> From: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
>
> Fix to return -ENOMEM in the resource alloc error handling
> case instead of 0, as done elsewhere in this function.
>
Hi Wei,
Thanks for your patch. As this is resource allocation rather than memory
allocation that is failing, would -EAGAIN not make more sense than -ENOMEM?
Martyn
> Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
> ---
> drivers/staging/vme/devices/vme_user.c | 2 ++
> 1 file changed, 2 insertions(+)
>
> diff --git a/drivers/staging/vme/devices/vme_user.c b/drivers/staging/vme/devices/vme_user.c
> index da7f759..5fe224d3 100644
> --- a/drivers/staging/vme/devices/vme_user.c
> +++ b/drivers/staging/vme/devices/vme_user.c
> @@ -734,6 +734,7 @@ static int vme_user_probe(struct vme_dev *vdev)
> if (image[i].resource == NULL) {
> dev_warn(&vdev->dev,
> "Unable to allocate slave resource\n");
> + err = -ENOMEM;
> goto err_slave;
> }
> image[i].size_buf = PCI_BUF_SIZE;
> @@ -760,6 +761,7 @@ static int vme_user_probe(struct vme_dev *vdev)
> if (image[i].resource == NULL) {
> dev_warn(&vdev->dev,
> "Unable to allocate master resource\n");
> + err = -ENOMEM;
> goto err_master;
> }
> image[i].size_buf = PCI_BUF_SIZE;
>
--
Martyn Welch (Lead Software Engineer) | Registered in England and Wales
GE Intelligent Platforms | (3828642) at 100 Barbirolli Square
T +44(0)1327322748 | Manchester, M2 3AB
E martyn.welch@ge.com | VAT:GB 927559189
next prev parent reply other threads:[~2013-05-13 8:25 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-05-13 6:05 [PATCH] staging: vme: fix error return code in vme_user_probe() Wei Yongjun
2013-05-13 8:16 ` Martyn Welch [this message]
2013-05-13 8:51 ` Dan Carpenter
2013-05-14 13:56 ` Martyn Welch
2013-05-14 14:19 ` Dan Carpenter
2013-05-15 7:56 ` Martyn Welch
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