[PATCH] ide: fix ide-disk inability to handle LBA only devices.
authorAlan Cox <alan@lxorguk.ukuu.org.uk>
Mon, 27 Jun 2005 22:24:22 +0000 (15:24 -0700)
committerLinus Torvalds <torvalds@ppc970.osdl.org>
Tue, 28 Jun 2005 00:36:39 +0000 (17:36 -0700)
Years old bug, has to be fixed for it8212 to work

Signed-off-by: Alan Cox <alan@redhat.com>
Acked-by: Bartlomiej Zolnierkiewicz <B.Zolnierkiewicz@elka.pw.edu.pl>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
drivers/ide/ide-disk.c

index d6f934886b04da6f41eb9f7c4d9eabdde824c0de..f9c1acb4ed6a438c5518a22de4697aa13c88a3ee 100644 (file)
@@ -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.