{
        struct net_local *lp = netdev_priv(dev);
        unsigned long flags;
+       u16 cfg;
 
        spin_lock_irqsave(&lp->lock, flags);
        if (dev->flags & IFF_PROMISC)
        /* in promiscuous mode, we accept errored packets,
         * so we have to enable interrupts on them also
         */
-       writereg(dev, PP_RxCFG,
-                (lp->curr_rx_cfg |
-                 (lp->rx_mode == RX_ALL_ACCEPT)
-                 ? (RX_CRC_ERROR_ENBL | RX_RUNT_ENBL | RX_EXTRA_DATA_ENBL)
-                 : 0));
+       cfg = lp->curr_rx_cfg;
+       if (lp->rx_mode == RX_ALL_ACCEPT)
+               cfg |= RX_CRC_ERROR_ENBL | RX_RUNT_ENBL | RX_EXTRA_DATA_ENBL;
+       writereg(dev, PP_RxCFG, cfg);
        spin_unlock_irqrestore(&lp->lock, flags);
 }