usb: dwc3: gadget: no need to pass params in case of UPDATE_TRANSFER

UPDATE_TRANSFER does not need any parameters. So, no need to prepare it.

Signed-off-by: Pratyush Anand <pratyush.anand@st.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>
diff --git a/drivers/usb/dwc3/gadget.c b/drivers/usb/dwc3/gadget.c
index da8d57c..686c31c 100644
--- a/drivers/usb/dwc3/gadget.c
+++ b/drivers/usb/dwc3/gadget.c
@@ -974,13 +974,14 @@
 	}
 
 	memset(&params, 0, sizeof(params));
-	params.param0 = upper_32_bits(req->trb_dma);
-	params.param1 = lower_32_bits(req->trb_dma);
 
-	if (start_new)
+	if (start_new) {
+		params.param0 = upper_32_bits(req->trb_dma);
+		params.param1 = lower_32_bits(req->trb_dma);
 		cmd = DWC3_DEPCMD_STARTTRANSFER;
-	else
+	} else {
 		cmd = DWC3_DEPCMD_UPDATETRANSFER;
+	}
 
 	cmd |= DWC3_DEPCMD_PARAM(cmd_param);
 	ret = dwc3_send_gadget_ep_cmd(dwc, dep->number, cmd, &params);