diff --git a/drivers/ata/sata_sis.c b/drivers/ata/sata_sis.c
index 51d9251b0..221099d 100644
--- a/drivers/ata/sata_sis.c
+++ b/drivers/ata/sata_sis.c
@@ -255,7 +255,7 @@
 {
 	static int printed_version;
 	struct ata_port_info pi = sis_port_info;
-	const struct ata_port_info *ppi[] = { &pi, NULL };
+	const struct ata_port_info *ppi[] = { &pi, &pi };
 	struct ata_host *host;
 	u32 genctl, val;
 	u8 pmr;