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authorHans de Goede <j.w.r.degoede@hhs.nl>2007-07-10 17:09:57 +0200
committerMark M. Hoffman <mhoffman@lightlink.com>2007-07-19 14:25:04 -0400
commitc182f5bbfb399b1fa2ad65107b3caf9c1c69435e (patch)
tree14ba543861f37d6afc79ff304c378df82b0618f1 /drivers/hwmon/abituguru.c
parent9c2e14afb98f761ec80ea809adbc87b15b060e7b (diff)
downloadop-kernel-dev-c182f5bbfb399b1fa2ad65107b3caf9c1c69435e.zip
op-kernel-dev-c182f5bbfb399b1fa2ad65107b3caf9c1c69435e.tar.gz
hwmon: refuse to load abituguru driver on non-Abit boards
With this patch the abituguru refuses to load on non Abit motherboards, as discussed in lkml CONFIG_BREAK_MY_MACHINE thread. Signed-off-by: Hans de Goede <j.w.r.degoede@hhs.nl> Acked-by: Jean Delvare <khali@linux-fr.org> Signed-off-by: Mark M. Hoffman <mhoffman@lightlink.com>
Diffstat (limited to 'drivers/hwmon/abituguru.c')
-rw-r--r--drivers/hwmon/abituguru.c10
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/hwmon/abituguru.c b/drivers/hwmon/abituguru.c
index c618667..d575ee9 100644
--- a/drivers/hwmon/abituguru.c
+++ b/drivers/hwmon/abituguru.c
@@ -31,6 +31,7 @@
#include <linux/platform_device.h>
#include <linux/hwmon.h>
#include <linux/hwmon-sysfs.h>
+#include <linux/dmi.h>
#include <asm/io.h>
/* Banks */
@@ -1447,6 +1448,15 @@ static int __init abituguru_init(void)
int address, err;
struct resource res = { .flags = IORESOURCE_IO };
+#ifdef CONFIG_DMI
+ char *board_vendor = dmi_get_system_info(DMI_BOARD_VENDOR);
+
+ /* safety check, refuse to load on non Abit motherboards */
+ if (!force && (!board_vendor ||
+ strcmp(board_vendor, "http://www.abit.com.tw/")))
+ return -ENODEV;
+#endif
+
address = abituguru_detect();
if (address < 0)
return address;
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