nvme-rdma: correctly check for target keyed sgl support

The code was checking bit 20 instead of bit 2.  Also fixed the log entry.
Reviewed-by: NSagi Grimberg <sagi@grimberg.me>
Signed-off-by: NSteve Wise <swise@opengridcomputing.com>
Signed-off-by: NChristoph Hellwig <hch@lst.de>
Signed-off-by: NJens Axboe <axboe@kernel.dk>

drivers/nvme/host/rdma.c

@@ -1951,8 +1951,9 @@ static struct nvme_ctrl *nvme_rdma_create_ctrl(struct device *dev,
 	}
 
 	/* sanity check keyed sgls */
-	if (!(ctrl->ctrl.sgls & (1 << 20))) {
-		dev_err(ctrl->ctrl.device, "Mandatory keyed sgls are not support\n");
+	if (!(ctrl->ctrl.sgls & (1 << 2))) {
+		dev_err(ctrl->ctrl.device,
+			"Mandatory keyed sgls are not supported!\n");
 		ret = -EINVAL;
 		goto out_remove_admin_queue;
 	}