1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/ide/pci/piix.c b/drivers/ide/pci/piix.c
index 450d3d52bd15..9329d4a810e5 100644
--- a/drivers/ide/pci/piix.c
+++ b/drivers/ide/pci/piix.c
@@ -396,7 +396,7 @@ static void __devinit init_hwif_ich(ide_hwif_t *hwif)
                 .udma_mask      = udma, \
         }
 
-static struct ide_port_info piix_pci_info[] __devinitdata = {
+static const struct ide_port_info piix_pci_info[] __devinitdata = {
         /*  0 */ DECLARE_PIIX_DEV("PIIXa",      0x00),  /* no udma */
         /*  1 */ DECLARE_PIIX_DEV("PIIXb",      0x00),  /* no udma */