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authorAlan Cox2005-06-28 00:24:22 +0200
committerLinus Torvalds2005-06-28 02:36:39 +0200
commit6efd936046b123303ace4330fd2f26195ad7b1c4 (patch)
treee307a02fc4e7477833453e4aa1efedf9378ee6f6 /drivers/ide/ide-disk.c
parent[PATCH] kprobes/ia64: refuse kprobe on ivt code (diff)
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[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: 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>
Diffstat (limited to 'drivers/ide/ide-disk.c')
-rw-r--r--drivers/ide/ide-disk.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/ide/ide-disk.c b/drivers/ide/ide-disk.c
index d6f934886b04..f9c1acb4ed6a 100644
--- a/drivers/ide/ide-disk.c
+++ b/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.