[PATCH 6.1.y v2 6/6] nvme: fix admin queue leak on controller reset

[Fedor Pchelkin]

"Heyne, Maximilian" <mheyne at amazon.de>
> [ Have to do analogous work in nvme_pci_alloc_admin_tag_set in pci.c due
>   to missing upstream commit 0da7feaa5913 ("nvme-pci: use the tagset
>   alloc/free helpers") ]

nit: not actually needed for 6.1.y because the only callsite of
nvme_pci_alloc_admin_tag_set() there looks like

	if (!dev->ctrl.admin_q) {
		result = nvme_pci_alloc_admin_tag_set(dev);

Though that doesn't really matter and not worth resending I think.