1 files changed, 3 insertions, 2 deletions

diff --git a/drivers/ide/ide-probe.c b/drivers/ide/ide-probe.c
index 194ecb0049eb..47a114927c31 100644
--- a/drivers/ide/ide-probe.c
+++ b/drivers/ide/ide-probe.c
@@ -774,9 +774,10 @@ static int ide_probe_port(ide_hwif_t *hwif)
                 printk(KERN_DEBUG "%s: Wait for ready failed before probe !\n", hwif->name);
 
         /*
-         * Need to probe slave device first to make it release PDIAG-.
+         * Second drive should only exist if first drive was found,
+         * but a lot of cdrom drives are configured as single slaves.
          */
-        for (unit = MAX_DRIVES - 1; unit >= 0; unit--) {
+        for (unit = 0; unit < MAX_DRIVES; ++unit) {
                 ide_drive_t *drive = &hwif->drives[unit];
                 drive->dn = (hwif->channel ? 2 : 0) + unit;
                 (void) probe_for_drive(drive);