smc91x driver: fix bug: print warning only in interrupt mode

http://blackfin.uclinux.org/gf/project/uclinux-dist/tracker/?action=TrackerItemEdit&tracker_item_id=3956

Signed-off-by: Sonic Zhang <sonic.zhang@analog.com>
Signed-off-by: Bryan Wu <cooloney@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>

drivers/net/smc91x.c

@@ -1326,9 +1326,11 @@ static irqreturn_t smc_interrupt(int irq, void *dev_id)
 	SMC_SET_INT_MASK(mask);
 	spin_unlock(&lp->lock);
 
+#ifndef CONFIG_NET_POLL_CONTROLLER
 	if (timeout == MAX_IRQ_LOOPS)
 		PRINTK("%s: spurious interrupt (mask = 0x%02x)\n",
 		       dev->name, mask);
+#endif
 	DBG(3, "%s: Interrupt done (%d loops)\n",
 	       dev->name, MAX_IRQ_LOOPS - timeout);