Re: [PATCH] usb/gadget: use kasprintf() instead of open coding it

[Juergen Gross <jgross@suse.com>]

On 10/10/16 12:26, Felipe Balbi wrote:
> 
> Hi,
> 
> Juergen Gross <jgross@suse.com> writes:
> 
>> Signed-off-by: Juergen Gross <jgross@suse.com>
> 
> I can't apply anything without a commit log. Sorry.

I always thought a subject line telling the complete story would be
enough. I'll resend with the subject duplicated to the body.


Juergen

> 
>> diff --git a/drivers/usb/gadget/composite.c b/drivers/usb/gadget/composite.c
>> index 32176f7..455efec 100644
>> --- a/drivers/usb/gadget/composite.c
>> +++ b/drivers/usb/gadget/composite.c
>> @@ -2382,18 +2382,8 @@ EXPORT_SYMBOL_GPL(usb_composite_setup_continue);
>>  
>>  static char *composite_default_mfr(struct usb_gadget *gadget)
>>  {
>> -	char *mfr;
>> -	int len;
>> -
>> -	len = snprintf(NULL, 0, "%s %s with %s", init_utsname()->sysname,
>> -			init_utsname()->release, gadget->name);
>> -	len++;
>> -	mfr = kmalloc(len, GFP_KERNEL);
>> -	if (!mfr)
>> -		return NULL;
>> -	snprintf(mfr, len, "%s %s with %s", init_utsname()->sysname,
>> -			init_utsname()->release, gadget->name);
>> -	return mfr;
>> +	return kasprintf(GFP_KERNEL, "%s %s with %s", init_utsname()->sysname,
>> +			 init_utsname()->release, gadget->name);
>>  }
>>  
>>  void usb_composite_overwrite_options(struct usb_composite_dev *cdev,
>> -- 
>> 2.6.6
>>
>> --
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>