diff --git a/drivers/video/aty/atyfb_base.c b/drivers/video/aty/atyfb_base.c
index 4f27fdc58d84..813b7d752bed 100644
--- a/drivers/video/aty/atyfb_base.c
+++ b/drivers/video/aty/atyfb_base.c
@@ -434,8 +434,8 @@ static int correct_chipset(struct atyfb_par *par)
 	const char *name;
 	int i;
 
-	for (i = ARRAY_SIZE(aty_chips) - 1; i >= 0; i--)
-		if (par->pci_id == aty_chips[i].pci_id)
+	for (i = ARRAY_SIZE(aty_chips); i > 0; i--)
+		if (par->pci_id == aty_chips[i - 1].pci_id)
 			break;
 
 	if (i < 0)