Re: [PATCH 68/78] libmultipath: unset 'uid_attribute' on failure

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On 03/27/2015 05:10 AM, Benjamin Marzinski wrote:
> On Mon, Mar 16, 2015 at 01:36:55PM +0100, Hannes Reinecke wrote:
>> Due to a race condition within udev the 'uid_attribute'
>> might not always be set. So we should be zeroing the
>> 'uid_attribute' when retrieving the uid by other means,
>> otherwise the discovery process will blacklist the device.
> 
> Possibly I'm just missing obvious here, but I don't get the point of
> zeroing out the uid_attribute.  Won't it just get reset on the next call
> to get_uid?
> 
The uid_attribute setting is evaluated later on, so when we're not
zeroing it the code assumes we've got the UID from the udev
attribute, which is untrue.

Cheers,

Hannes
-- 
Dr. Hannes Reinecke		               zSeries & Storage
hare@xxxxxxx			               +49 911 74053 688
SUSE LINUX GmbH, Maxfeldstr. 5, 90409 Nürnberg
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HRB 21284 (AG Nürnberg)

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