net/wan/sbni.c totally misused "pci_request_region()", thinking

it was the same as the old request_region(). Not so.

drivers/net/wan/sbni.c

@@ -277,7 +277,7 @@ sbni_pci_probe( struct net_device  *dev )
 		pci_irq_line = pdev->irq;
 
 		/* Avoid already found cards from previous calls */
-		if( !pci_request_region( pci_ioaddr, SBNI_IO_EXTENT, dev->name ) ) {
+		if( !request_region( pci_ioaddr, SBNI_IO_EXTENT, dev->name ) ) {
 			pci_read_config_word( pdev, PCI_SUBSYSTEM_ID, &subsys );
 			if( subsys != 2  ||	/* Dual adapter is present */
 			    check_region( pci_ioaddr += 4, SBNI_IO_EXTENT ) )