1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/ata/pata_hpt37x.c b/drivers/ata/pata_hpt37x.c
index 46dc70e0dee7..c79f066c2bc9 100644
--- a/drivers/ata/pata_hpt37x.c
+++ b/drivers/ata/pata_hpt37x.c
@@ -375,7 +375,7 @@ static int hpt374_pre_reset(struct ata_link *link, unsigned long deadline)
         pci_write_config_word(pdev, mcrbase + 2, mcr3 | 0x8000);
         pci_read_config_byte(pdev, 0x5A, &ata66);
         /* Reset TCBLID/FCBLID to output */
-        pci_write_config_word(pdev, 0x52, mcr3);
+        pci_write_config_word(pdev, mcrbase + 2, mcr3);
 
         if (ata66 & (2 >> ap->port_no))
                 ap->cbl = ATA_CBL_PATA40;