1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/ata/pata_mpc52xx.c b/drivers/ata/pata_mpc52xx.c
index f5d88729ca79..882c36eaf293 100644
--- a/drivers/ata/pata_mpc52xx.c
+++ b/drivers/ata/pata_mpc52xx.c
@@ -329,7 +329,7 @@ mpc52xx_ata_init_one(struct device *dev, struct mpc52xx_ata_priv *priv)
         ae->dev = dev;
         ae->irq = priv->ata_irq;
 
-        aio->cmd_addr           = 0;    /* Don't have a classic reg block */
+        aio->cmd_addr           = NULL; /* Don't have a classic reg block */
         aio->altstatus_addr     = &priv->ata_regs->tf_control;
         aio->ctl_addr           = &priv->ata_regs->tf_control;
         aio->data_addr          = &priv->ata_regs->tf_data;