[libata] constify PCI ID table in several drivers
diff --git a/drivers/scsi/sata_sil.c b/drivers/scsi/sata_sil.c
index d0e3c3c..3609186 100644
--- a/drivers/scsi/sata_sil.c
+++ b/drivers/scsi/sata_sil.c
@@ -87,7 +87,7 @@
static void sil_post_set_mode (struct ata_port *ap);
-static struct pci_device_id sil_pci_tbl[] = {
+static const struct pci_device_id sil_pci_tbl[] = {
{ 0x1095, 0x3112, PCI_ANY_ID, PCI_ANY_ID, 0, 0, sil_3112_m15w },
{ 0x1095, 0x0240, PCI_ANY_ID, PCI_ANY_ID, 0, 0, sil_3112_m15w },
{ 0x1095, 0x3512, PCI_ANY_ID, PCI_ANY_ID, 0, 0, sil_3112 },