nvme fixes for Linux 6.2

- fix a static checker warning for a variable introduces in the last
    pull request (Tom Rix)
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Merge tag 'nvme-6.2-2023-02-09' of git://git.infradead.org/nvme into block-6.2

Pull NVMe fix from Christoph:

"nvme fixes for Linux 6.2

 - fix a static checker warning for a variable introduces in the last
   pull request (Tom Rix)"

* tag 'nvme-6.2-2023-02-09' of git://git.infradead.org/nvme:
  nvme-auth: mark nvme_auth_wq static

drivers/nvme/host/auth.c

@@ -45,7 +45,7 @@ struct nvme_dhchap_queue_context {
 	int sess_key_len;
 };
 
-struct workqueue_struct *nvme_auth_wq;
+static struct workqueue_struct *nvme_auth_wq;
 
 #define nvme_auth_flags_from_qid(qid) \
 	(qid == 0) ? 0 : BLK_MQ_REQ_NOWAIT | BLK_MQ_REQ_RESERVED