[PATCH 1/9] NVMe: Merge issue on character device bring-up

Keith Busch keith.busch at intel.com
Thu Sep 5 18:21:01 EDT 2013


On Thu, 5 Sep 2013, John Utz wrote:
> What will happen when you go to create_cdev: if the character device already exists?
>
> Harmless? Or Not?
>
> Just curious.
>
> Tnx!
>
> johnu

Hi John,

The character device is created at the end of this pci_driver's 'probe'
routine and deleted on 'remove', so I don't think it is possible for
the character device to exist prior to the 'goto', right?

Thanks,
Keith



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