The double `to' is duplicated in line 669, remove one.

Signed-off-by: Jason Wang <wangborong@cdjrlc.com>
---
 drivers/ata/pata_macio.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/ata/pata_macio.c b/drivers/ata/pata_macio.c
index bfea2be2959a..076212fdb9d9 100644
--- a/drivers/ata/pata_macio.c
+++ b/drivers/ata/pata_macio.c
@@ -666,7 +666,7 @@ static u8 pata_macio_bmdma_status(struct ata_port *ap)
 	 * a multi-block transfer.
 	 *
 	 * - The dbdma fifo hasn't yet finished flushing to
-	 * to system memory when the disk interrupt occurs.
+	 * system memory when the disk interrupt occurs.
 	 *
 	 */
 
-- 
2.35.1