)
 {
        if (req->req.dma == DMA_ADDR_INVALID) {
-               if (req->unaligned)
+               if (req->unaligned) {
                        req->req.dma = ep->phys_buf;
-               else {
+               } else {
                        req->req.dma = dma_map_single(
                                udc->gadget.dev.parent,
                                req->req.buf,
        req->dma_flag = FALSE;
        req->div_len = 0;
 
-       if (req->req.length == 0)
+       if (req->req.length == 0) {
                req->zero = false;
-       else {
+       } else {
                if ((req->req.length % ep->ep.maxpacket) == 0)
                        req->zero = req->req.zero;
                else
        if (likely(req->req.status == -EINPROGRESS))
                req->req.status = status;
 
-       if (ep->stalled)
+       if (ep->stalled) {
                _nbu2ss_epn_set_stall(udc, ep);
-       else {
+       } else {
                if (!list_empty(&ep->queue))
                        _nbu2ss_restert_transfer(ep);
        }
                        _nbu2ss_writel(&preg->USB_INT_STA, ~USB_INT_STA_RW);
                        _nbu2ss_writel(&preg->USB_INT_ENA, 0);
                        status = 0;
-               } else
+               } else {
                        status = _nbu2ss_readl(&preg->USB_INT_STA);
+               }
 
                if (status == 0)
                        break;