1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/ata/pata_ninja32.c b/drivers/ata/pata_ninja32.c
index 4dd9a3b031e4..0fb6b1b1e634 100644
--- a/drivers/ata/pata_ninja32.c
+++ b/drivers/ata/pata_ninja32.c
@@ -136,7 +136,7 @@ static int ninja32_init_one(struct pci_dev *dev, const struct pci_device_id *id)
         if (!base)
                 return -ENOMEM;
         ap->ops = &ninja32_port_ops;
-        ap->pio_mask = 0x1F;
+        ap->pio_mask = ATA_PIO4;
         ap->flags |= ATA_FLAG_SLAVE_POSS;
 
         ap->ioaddr.cmd_addr = base + 0x10;