Antw: [EXT] Re: [PATCH] scsi scsi_transport_iscsi.c: fix misuse of %llu in scsi_transport_iscsi.c

["Ulrich Windl" <Ulrich.Windl@rz.uni-regensburg.de>]

>>> Joe Perches <joe@perches.com> schrieb am 09.10.2021 um 05:14 in Nachricht
<5daf69b365e23ceecee911c4d0f2f66a0b9ec95c.camel@perches.com>:
> On Sat, 2021-10-09 at 11:02 +0800, Guo Zhi wrote:
>> Pointers should be printed with %p or %px rather than
>> cast to (unsigned long long) and printed with %llu.
>> Change %llu to %p to print the pointer into sysfs.
> ][]
>> diff --git a/drivers/scsi/scsi_transport_iscsi.c 
> b/drivers/scsi/scsi_transport_iscsi.c
> []
>> @@ -129,8 +129,8 @@ show_transport_handle(struct device *dev, struct 
> device_attribute *attr,
>>  
>> 
>>  	if (!capable(CAP_SYS_ADMIN))
>>  		return -EACCES;
>> -	return sysfs_emit(buf, "%llu\n",
>> -		  (unsigned long long)iscsi_handle(priv->iscsi_transport));
>> +	return sysfs_emit(buf, "%p\n",
>> +		iscsi_ptr(priv->iscsi_transport));
> 
> iscsi_transport is a pointer isn't it?
> 
> so why not just
> 
> 	return sysfs_emit(buf, "%p\n", priv->iscsi_transport);

Isn't the difference that %p outputs hex, while %u outputs decimal?

> 
> ?
> 
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