nvme-auth: rename __nvme_auth_[reset|free] to nvme_auth[reset|free]_dhchap

nvme_auth_[reset|free] operate on the controller while
__nvme_auth_[reset|free] operate on a chap struct (which maps to a queue
context). Rename it for clarity.
Signed-off-by: Sagi Grimberg <sagi@grimberg.me>
Reviewed-by: Chaitanya Kulkarni <kch@nvidia.com>
Reviewed-by: Hannes Reinecke <hare@suse.de>
Signed-off-by: Christoph Hellwig <hch@lst.de>

drivers/nvme/host/auth.c

@@ -654,7 +654,7 @@ static int nvme_auth_dhchap_exponential(struct nvme_ctrl *ctrl,
 	return 0;
 }
 
-static void __nvme_auth_reset(struct nvme_dhchap_queue_context *chap)
+static void nvme_auth_reset_dhchap(struct nvme_dhchap_queue_context *chap)
 {
 	kfree_sensitive(chap->host_response);
 	chap->host_response = NULL;
@@ -676,9 +676,9 @@ static void __nvme_auth_reset(struct nvme_dhchap_queue_context *chap)
 	memset(chap->c2, 0, sizeof(chap->c2));
 }
 
-static void __nvme_auth_free(struct nvme_dhchap_queue_context *chap)
+static void nvme_auth_free_dhchap(struct nvme_dhchap_queue_context *chap)
 {
-	__nvme_auth_reset(chap);
+	nvme_auth_reset_dhchap(chap);
 	if (chap->shash_tfm)
 		crypto_free_shash(chap->shash_tfm);
 	if (chap->dh_tfm)
@@ -868,7 +868,7 @@ int nvme_auth_negotiate(struct nvme_ctrl *ctrl, int qid)
 			dev_dbg(ctrl->device, "qid %d: re-using context\n", qid);
 			mutex_unlock(&ctrl->dhchap_auth_mutex);
 			flush_work(&chap->auth_work);
-			__nvme_auth_reset(chap);
+			nvme_auth_reset_dhchap(chap);
 			queue_work(nvme_wq, &chap->auth_work);
 			return 0;
 		}
@@ -928,7 +928,7 @@ void nvme_auth_reset(struct nvme_ctrl *ctrl)
 	list_for_each_entry(chap, &ctrl->dhchap_auth_list, entry) {
 		mutex_unlock(&ctrl->dhchap_auth_mutex);
 		flush_work(&chap->auth_work);
-		__nvme_auth_reset(chap);
+		nvme_auth_reset_dhchap(chap);
 	}
 	mutex_unlock(&ctrl->dhchap_auth_mutex);
 }
@@ -1002,7 +1002,7 @@ void nvme_auth_free(struct nvme_ctrl *ctrl)
 	list_for_each_entry_safe(chap, tmp, &ctrl->dhchap_auth_list, entry) {
 		list_del_init(&chap->entry);
 		flush_work(&chap->auth_work);
-		__nvme_auth_free(chap);
+		nvme_auth_free_dhchap(chap);
 	}
 	mutex_unlock(&ctrl->dhchap_auth_mutex);
 	if (ctrl->host_key) {