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Commit 18262714 authored by Dan Carpenter's avatar Dan Carpenter Committed by Len Brown
Browse files

power_meter: acpi_device_class "power_meter_resource" too long 



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: default avatarDan 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: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLen Brown <len.brown@intel.com>
parent a40770a9

drivers/acpi/power_meter.c

+1 −1
Original line number Diff line number Diff line
@@ -35,7 +35,7 @@ 
#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