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From: Laura Abbott <labbott@redhat.com>
To: "Sudip Mukherjee" <sudipm.mukherjee@gmail.com>,
	"Greg Kroah-Hartman" <gregkh@linuxfoundation.org>,
	"Arve Hjønnevåg" <arve@android.com>,
	"Riley Andrews" <riandrews@android.com>
Cc: devel@driverdev.osuosl.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] staging: android: ion: dummy: fix dereference of ERR_PTR
Date: Thu, 7 Apr 2016 15:05:17 -0700	[thread overview]
Message-ID: <5706D99D.6000009@redhat.com> (raw)
In-Reply-To: <1460046745-30345-1-git-send-email-sudipm.mukherjee@gmail.com>

On 04/07/2016 09:32 AM, Sudip Mukherjee wrote:
> ion_device_create() can fail and if it fails then it returns the error
> value in ERR_PTR.
>

Reviewed-by: Laura Abbott <labbott@redhat.com>

> Signed-off-by: Sudip Mukherjee <sudip.mukherjee@codethink.co.uk>
> ---
>   drivers/staging/android/ion/ion_dummy_driver.c | 2 ++
>   1 file changed, 2 insertions(+)
>
> diff --git a/drivers/staging/android/ion/ion_dummy_driver.c b/drivers/staging/android/ion/ion_dummy_driver.c
> index 5678870..806e76b 100644
> --- a/drivers/staging/android/ion/ion_dummy_driver.c
> +++ b/drivers/staging/android/ion/ion_dummy_driver.c
> @@ -68,6 +68,8 @@ static int __init ion_dummy_init(void)
>   	int i, err;
>
>   	idev = ion_device_create(NULL);
> +	if (IS_ERR(idev))
> +		return PTR_ERR(idev);
>   	heaps = kcalloc(dummy_ion_pdata.nr, sizeof(struct ion_heap *),
>   			GFP_KERNEL);
>   	if (!heaps)
>

      reply	other threads:[~2016-04-07 22:05 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-04-07 16:32 [PATCH] staging: android: ion: dummy: fix dereference of ERR_PTR Sudip Mukherjee
2016-04-07 22:05 ` Laura Abbott [this message]

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