pata_hpt37x: Fix HPT374 detection

Bug #9261

Signed-off-by: Alan Cox <alan@redhat.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

diff --git a/drivers/ata/pata_hpt37x.c b/drivers/ata/pata_hpt37x.c
index 46dc70e0dee7ee7d8add0e4541d28d64cc17f5ff..c79f066c2bc9ed796e35b1b6b3816d42d8c824ff 100644 (file)
--- 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;