pkt_desc __iomem *desc;
                u32 cda = sca_inw(dmac + CDAL, card);
 
-               if ((cda >= desc_off) && (cda < desc_off + sizeof(pkt_desc)))
+               if (cda >= desc_off && (cda < desc_off + sizeof(pkt_desc)))
                        break;  /* No frame received */
 
                desc = desc_address(port, port->rxin, 0);
                u32 desc_off = desc_offset(port, port->txlast, 1);
                u32 cda = sca_inw(dmac + CDAL, card);
 
-               if ((cda >= desc_off) && (cda < desc_off + sizeof(pkt_desc)))
+               if (cda >= desc_off && (cda < desc_off + sizeof(pkt_desc)))
                        break;  /* Transmitter is/will_be sending this frame */
 
                desc = desc_address(port, port->txlast, 1);