[PATCH] ide: fix ide-disk inability to handle LBA only devices.

Years old bug, has to be fixed for it8212 to work
Signed-off-by: NAlan Cox <alan@redhat.com>
Acked-by: NBartlomiej Zolnierkiewicz <B.Zolnierkiewicz@elka.pw.edu.pl>
Signed-off-by: NAndrew Morton <akpm@osdl.org>
Signed-off-by: NLinus Torvalds <torvalds@osdl.org>

drivers/ide/ide-disk.c

@@ -119,6 +119,10 @@ static int lba_capacity_is_ok (struct hd_driveid *id)
 {
 	unsigned long lba_sects, chs_sects, head, tail;
 
+	/* No non-LBA info .. so valid! */
+	if (id->cyls == 0)
+		return 1;
+
 	/*
 	 * The ATA spec tells large drives to return
 	 * C/H/S = 16383/16/63 independent of their size.