1 files changed, 8 insertions, 2 deletions

diff --git a/drivers/ide/ide-generic.c b/drivers/ide/ide-generic.c
index be469dbbe8fb..709b9e4d2871 100644
--- a/drivers/ide/ide-generic.c
+++ b/drivers/ide/ide-generic.c
@@ -20,8 +20,14 @@ static int __init ide_generic_init(void)
         if (ide_hwifs[0].io_ports[IDE_DATA_OFFSET])
                 ide_get_lock(NULL, NULL); /* for atari only */
 
-        for (i = 0; i < MAX_HWIFS; i++)
-                idx[i] = ide_hwifs[i].present ? 0xff : i;
+        for (i = 0; i < MAX_HWIFS; i++) {
+                ide_hwif_t *hwif = &ide_hwifs[i];
+
+                if (hwif->io_ports[IDE_DATA_OFFSET] && !hwif->present)
+                        idx[i] = i;
+                else
+                        idx[i] = 0xff;
+        }
 
         ide_device_add_all(idx, NULL);