1 files changed, 0 insertions, 1 deletions

diff --git a/drivers/ata/pata_radisys.c b/drivers/ata/pata_radisys.c
index 7d1aabed422d..66b9a341931b 100644
--- a/drivers/ata/pata_radisys.c
+++ b/drivers/ata/pata_radisys.c
@@ -231,7 +231,6 @@ static const struct ata_port_operations radisys_pata_ops = {
         .irq_handler            = ata_interrupt,
         .irq_clear              = ata_bmdma_irq_clear,
         .irq_on                 = ata_irq_on,
-        .irq_ack                = ata_irq_ack,
 
         .port_start             = ata_port_start,
 };