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From: Jon Hunter <jon-hunter@ti.com>
To: Tomi Valkeinen <tomi.valkeinen@ti.com>
Cc: Alexandru Gheorghiu <gheorghiuandru@gmail.com>,
	Florian Tobias Schandinat <FlorianSchandinat@gmx.de>,
	linux-omap@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] drivers: video: omap2: dss: Use PTR_RET function
Date: Wed, 20 Mar 2013 13:08:26 -0500	[thread overview]
Message-ID: <5149FB1A.2030608@ti.com> (raw)
In-Reply-To: <5149F9B4.2020400@ti.com>


On 03/20/2013 01:02 PM, Jon Hunter wrote:
> 
> On 03/20/2013 11:59 AM, Tomi Valkeinen wrote:
>> On 2013-03-20 17:44, Jon Hunter wrote:
>>>
>>> On 03/20/2013 06:56 AM, Tomi Valkeinen wrote:
>>>> On 2013-03-19 10:03, Alexandru Gheorghiu wrote:
>>>>> Use PTR_RET function instead of IS_ERR and PTR_ERR.
>>>>> Patch found using coccinelle.
>>>>>
>>>>> Signed-off-by: Alexandru Gheorghiu <gheorghiuandru@gmail.com>
>>>>> ---
>>>>>  drivers/video/omap2/dss/core.c |    5 +----
>>>>>  1 file changed, 1 insertion(+), 4 deletions(-)
>>>>>
>>>>> diff --git a/drivers/video/omap2/dss/core.c b/drivers/video/omap2/dss/core.c
>>>>> index f8779d4..60cc6fe 100644
>>>>> --- a/drivers/video/omap2/dss/core.c
>>>>> +++ b/drivers/video/omap2/dss/core.c
>>>>> @@ -181,10 +181,7 @@ int dss_debugfs_create_file(const char *name, void (*write)(struct seq_file *))
>>>>>  	d = debugfs_create_file(name, S_IRUGO, dss_debugfs_dir,
>>>>>  			write, &dss_debug_fops);
>>>>>  
>>>>> -	if (IS_ERR(d))
>>>>> -		return PTR_ERR(d);
>>>>> -
>>>>> -	return 0;
>>>>> +	return PTR_RET(d);
>>>>>  }
>>>>>  #else /* CONFIG_OMAP2_DSS_DEBUGFS */
>>>>>  static inline int dss_initialize_debugfs(void)
>>>>>
>>>>
>>>> Thanks. I'll apply to omapdss tree.
>>>
>>> Is this correct? If debugfs_create_file() returns a valid pointer, then
>>> now dss_debugfs_create_file() will return a non-zero value on success. I
>>> don't think this is what you want. A similar case came up recently here [1].
>>
>> Hmm. I don't follow. And I don't understand the post where you referred.

Yes looking at Russell's response I am not sure I following now as it is
also using PTR_RET() and not PTR_ERR(). My eyes deceived me on this one.

Jon

      reply	other threads:[~2013-03-20 18:08 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-03-19  8:03 [PATCH] drivers: video: omap2: dss: Use PTR_RET function Alexandru Gheorghiu
2013-03-20 11:56 ` Tomi Valkeinen
2013-03-20 15:44   ` Jon Hunter
2013-03-20 16:59     ` Tomi Valkeinen
2013-03-20 18:02       ` Jon Hunter
2013-03-20 18:08         ` Jon Hunter [this message]

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