diff --git a/drivers/ide/ide-probe.c b/drivers/ide/ide-probe.c
index 1af94ac4892ab5cb76489a3edd2a3ea0fbccfdae..18e9b82e132ccc5a0b844058c18de2664d724b4b 100644
--- a/drivers/ide/ide-probe.c
+++ b/drivers/ide/ide-probe.c
@@ -1340,7 +1340,7 @@ static void hwif_register_devices(ide_hwif_t *hwif)
 	}
 }
 
-int ide_device_add_all(u8 idx[MAX_HWIFS])
+int ide_device_add_all(u8 *idx)
 {
 	ide_hwif_t *hwif;
 	int i, rc = 0;
diff --git a/include/linux/ide.h b/include/linux/ide.h
index d7c0f9a8bd9e64ee0b5472dac38065db3b43ca63..ce9b16f38c08e8e7ac42b1c58cd787d010e74af1 100644
--- a/include/linux/ide.h
+++ b/include/linux/ide.h
@@ -1201,7 +1201,7 @@ void ide_unregister_region(struct gendisk *);
 
 void ide_undecoded_slave(ide_drive_t *);
 
-int ide_device_add_all(u8 idx[MAX_HWIFS]);
+int ide_device_add_all(u8 *idx);
 int ide_device_add(u8 idx[4]);
 
 static inline void *ide_get_hwifdata (ide_hwif_t * hwif)