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path: root/drivers/i2c/busses/i2c-viapro.c
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Diffstat (limited to 'drivers/i2c/busses/i2c-viapro.c')
-rw-r--r--drivers/i2c/busses/i2c-viapro.c11
1 files changed, 10 insertions, 1 deletions
diff --git a/drivers/i2c/busses/i2c-viapro.c b/drivers/i2c/busses/i2c-viapro.c
index c9ce77f13c0e..77b13d027f86 100644
--- a/drivers/i2c/busses/i2c-viapro.c
+++ b/drivers/i2c/busses/i2c-viapro.c
@@ -4,7 +4,7 @@
Copyright (c) 1998 - 2002 Frodo Looijaard <frodol@dds.nl>,
Philip Edelbrock <phil@netroedge.com>, Kyösti Mälkki <kmalkki@cc.hut.fi>,
Mark D. Studebaker <mdsxyz123@yahoo.com>
- Copyright (C) 2005 - 2007 Jean Delvare <khali@linux-fr.org>
+ Copyright (C) 2005 - 2008 Jean Delvare <khali@linux-fr.org>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
@@ -35,6 +35,7 @@
VT8235 0x3177 yes
VT8237R 0x3227 yes
VT8237A 0x3337 yes
+ VT8237S 0x3372 yes
VT8251 0x3287 yes
CX700 0x8324 yes
@@ -318,6 +319,10 @@ static int __devinit vt596_probe(struct pci_dev *pdev,
unsigned char temp;
int error = -ENODEV;
+ /* driver_data might come from user-space, so check it */
+ if (id->driver_data & 1 || id->driver_data > 0xff)
+ return -EINVAL;
+
/* Determine the address of the SMBus areas */
if (force_addr) {
vt596_smba = force_addr & 0xfff0;
@@ -389,6 +394,7 @@ found:
case PCI_DEVICE_ID_VIA_8251:
case PCI_DEVICE_ID_VIA_8237:
case PCI_DEVICE_ID_VIA_8237A:
+ case PCI_DEVICE_ID_VIA_8237S:
case PCI_DEVICE_ID_VIA_8235:
case PCI_DEVICE_ID_VIA_8233A:
case PCI_DEVICE_ID_VIA_8233_0:
@@ -440,6 +446,8 @@ static struct pci_device_id vt596_ids[] = {
.driver_data = SMBBA3 },
{ PCI_DEVICE(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_8237A),
.driver_data = SMBBA3 },
+ { PCI_DEVICE(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_8237S),
+ .driver_data = SMBBA3 },
{ PCI_DEVICE(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_8231_4),
.driver_data = SMBBA1 },
{ PCI_DEVICE(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_8251),
@@ -455,6 +463,7 @@ static struct pci_driver vt596_driver = {
.name = "vt596_smbus",
.id_table = vt596_ids,
.probe = vt596_probe,
+ .dynids.use_driver_data = 1,
};
static int __init i2c_vt596_init(void)