ACPI: Fixes device power states array overflow
Lin Ming [Wed, 1 Jun 2011 15:54:02 +0000 (23:54 +0800)]
Commit 28c2103 added new state ACPI_STATE_D3_COLD, so the device power
states array must be expanded by one also.

v2: Use ACPI_D_STATE_COUNT instead of number 5 for the array size.

Reported-by: Dan Carpenter <error27@gmail.com>
Suggested-by: Oldřich Jedlička <oldium.pro@seznam.cz>
Signed-off-by: Lin Ming <ming.m.lin@intel.com>
Signed-off-by: Len Brown <len.brown@intel.com>

include/acpi/acpi_bus.h

index 3a10ef5..6cd5b64 100644 (file)
@@ -210,7 +210,7 @@ struct acpi_device_power_state {
 struct acpi_device_power {
        int state;              /* Current state */
        struct acpi_device_power_flags flags;
-       struct acpi_device_power_state states[4];       /* Power states (D0-D3) */
+       struct acpi_device_power_state states[ACPI_D_STATE_COUNT];      /* Power states (D0-D3Cold) */
 };
 
 /* Performance Management */