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@xxxxxxxxx>
>>> ---
>>> 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.
PTR_RET is defined as:
if (IS_ERR(ptr))
return PTR_ERR(ptr);
else
return 0;
How's that different from the original code?
Tomi
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