ide: cleanup ide_find_port()

Remove no longer needed matching against I/O base and 'base' argument.

Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
diff --git a/drivers/ide/legacy/macide.c b/drivers/ide/legacy/macide.c
index eaf5dbe..7429b80 100644
--- a/drivers/ide/legacy/macide.c
+++ b/drivers/ide/legacy/macide.c
@@ -120,7 +120,7 @@
 
 	macide_setup_ports(&hw, base, irq, ack_intr);
 
-	hwif = ide_find_port(hw.io_ports[IDE_DATA_OFFSET]);
+	hwif = ide_find_port();
 	if (hwif) {
 		u8 index = hwif->index;
 		u8 idx[4] = { index, 0xff, 0xff, 0xff };