Re: [PATCH] staging: lirc: fix NULL pointer dereference

[DaeSeok Youn]

Please drop this patch.

I made a patch as Dan's comment and sent it.

Thanks.
Daeseok Youn.

2014-04-02 18:41 GMT+09:00 DaeSeok Youn <daeseok.youn@xxxxxxxxx>:
> You are right. remove whole thing and send it again.
>
> Thanks.
> Daeseok Youn
>
> 2014-04-02 18:13 GMT+09:00 Dan Carpenter <dan.carpenter@xxxxxxxxxx>:
>> On Wed, Apr 02, 2014 at 05:18:39PM +0900, Daeseok Youn wrote:
>>>
>>> coccicheck says:
>>>  drivers/staging/media/lirc/lirc_igorplugusb.c:226:15-21:
>>> ERROR: ir is NULL but dereferenced.
>>>
>>> Signed-off-by: Daeseok Youn <daeseok.youn@xxxxxxxxx>
>>> ---
>>>  drivers/staging/media/lirc/lirc_igorplugusb.c |    4 ++--
>>>  1 files changed, 2 insertions(+), 2 deletions(-)
>>>
>>> diff --git a/drivers/staging/media/lirc/lirc_igorplugusb.c b/drivers/staging/media/lirc/lirc_igorplugusb.c
>>> index f508a13..0ef393b 100644
>>> --- a/drivers/staging/media/lirc/lirc_igorplugusb.c
>>> +++ b/drivers/staging/media/lirc/lirc_igorplugusb.c
>>> @@ -223,8 +223,8 @@ static int unregister_from_lirc(struct igorplug *ir)
>>>       int devnum;
>>>
>>>       if (!ir) {
>>> -             dev_err(&ir->usbdev->dev,
>>> -                     "%s: called with NULL device struct!\n", __func__);
>>> +             printk(DRIVER_NAME "%s: called with NULL device struct!\n",
>>> +                    __func__);
>>
>>
>> It should be pr_err() or something.  But actually "ir" can't be NULL so
>> just delete the whole condition.
>>
>>
>>>               return -EINVAL;
>>>       }
>>
>> regards,
>> dan carpenter
>>
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