ide: remove needless drive->present checks from device drivers

Remove needless drive->present checks from ->probe methods
(device model takes care of that).

Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
diff --git a/drivers/ide/ide-floppy.c b/drivers/ide/ide-floppy.c
index 59baa96..3279603 100644
--- a/drivers/ide/ide-floppy.c
+++ b/drivers/ide/ide-floppy.c
@@ -1390,10 +1390,10 @@
 
 	if (!strstr("ide-floppy", drive->driver_req))
 		goto failed;
-	if (!drive->present)
-		goto failed;
+
 	if (drive->media != ide_floppy)
 		goto failed;
+
 	if (!idefloppy_identify_device(drive, drive->id)) {
 		printk(KERN_ERR "ide-floppy: %s: not supported by this version"
 				" of ide-floppy\n", drive->name);