lkml.org 
[lkml]   [2010]   [May]   [10]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
Date
From
Subject[108/117] power_meter: acpi_device_class "power_meter_resource" too long
2.6.33-stable review patch.  If anyone has any objections, please let us know.

------------------

From: Dan Carpenter <error27@gmail.com>

commit 18262714ca0fb65c290b8ea1807b2b02bb52d0e3 upstream.

acpi_device_class can only be 19 characters and a NULL terminator.

The current code has a buffer overflow in acpi_power_meter_add():
strcpy(acpi_device_class(device), ACPI_POWER_METER_CLASS);

Signed-off-by: Dan Carpenter <error27@gmail.com>
Cc: Len Brown <lenb@kernel.org>
Cc: "Darrick J. Wong" <djwong@us.ibm.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Len Brown <len.brown@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

---
drivers/acpi/power_meter.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

--- a/drivers/acpi/power_meter.c
+++ b/drivers/acpi/power_meter.c
@@ -34,7 +34,7 @@
#define ACPI_POWER_METER_NAME "power_meter"
ACPI_MODULE_NAME(ACPI_POWER_METER_NAME);
#define ACPI_POWER_METER_DEVICE_NAME "Power Meter"
-#define ACPI_POWER_METER_CLASS "power_meter_resource"
+#define ACPI_POWER_METER_CLASS "pwr_meter_resource"

#define NUM_SENSORS 17




\
 
 \ /
  Last update: 2010-05-12 10:17    [W:0.483 / U:0.144 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site