[PATCH nvme-4.18] nvme/pci: Hold controller reference during async probe

[Christoph Hellwig]

On Mon, May 07, 2018 at 10:43:22AM -0600, Keith Busch wrote:
> It is possible the driver's remove may have freed the controller if
> the remove callback is invoked prior to the async_schedule starting
> the reset_work. This patch fixes that by holding a reference on the
> controller.
> 
> Reported-by: Mikulas Patocka <mpatocka at redhat.com>
> Signed-off-by: Keith Busch <keith.busch at intel.com>

Looks fine,

Reviewed-by: Christoph Hellwig <hch at lst.de>