nvme: remove unused parameter

nvme_alloc_ns_head() doesn't use the 'struct nvme_id_ns' parameter.
Remove it, and update caller accordingly.
Signed-off-by: NKeith Busch <kbusch@kernel.org>
Signed-off-by: NChristoph Hellwig <hch@lst.de>
Signed-off-by: NJens Axboe <axboe@kernel.dk>

drivers/nvme/host/core.c

@@ -3410,8 +3410,7 @@ static int __nvme_check_ids(struct nvme_subsystem *subsys,
 }
 
 static struct nvme_ns_head *nvme_alloc_ns_head(struct nvme_ctrl *ctrl,
-		unsigned nsid, struct nvme_id_ns *id,
-		struct nvme_ns_ids *ids)
+		unsigned nsid, struct nvme_ns_ids *ids)
 {
 	struct nvme_ns_head *head;
 	size_t size = sizeof(*head);
@@ -3482,7 +3481,7 @@ static int nvme_init_ns_head(struct nvme_ns *ns, unsigned nsid,
 	if (is_shared)
 		head = nvme_find_ns_head(ctrl->subsys, nsid);
 	if (!head) {
-		head = nvme_alloc_ns_head(ctrl, nsid, id, &ids);
+		head = nvme_alloc_ns_head(ctrl, nsid, &ids);
 		if (IS_ERR(head)) {
 			ret = PTR_ERR(head);
 			goto out_unlock;