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power_meter: acpi_device_class "power_meter_resource" too long

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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>
Cc: <stable@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Len Brown <len.brown@intel.com>
This commit is contained in:
Dan Carpenter
2010-04-27 14:01:07 -07:00
committed by Len Brown
parent a40770a953
commit 18262714ca
1 changed files with 1 additions and 1 deletions
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2
drivers/acpi/power_meter.c
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@@ -35,7 +35,7 @@
#define ACPI_POWER_METER_NAME "power_meter" #define ACPI_POWER_METER_NAME "power_meter"
ACPI_MODULE_NAME(ACPI_POWER_METER_NAME); ACPI_MODULE_NAME(ACPI_POWER_METER_NAME);
#define ACPI_POWER_METER_DEVICE_NAME "Power Meter" #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 #define NUM_SENSORS 17