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

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
...@@ -35,7 +35,7 @@ ...@@ -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
......
Markdown is supported
0%
or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment