Why I got "Device 'power_meter0' does not have a release() function, it is broken and must be fixed." error in dmesg when system is loading power_meter module? How to fix that problem?

Issue

When system is loading power_meter module, why system print error message similar with following message? How to fix that?

Device 'power_meter0' does not have a release() function, it is broken and must
be fixed.
BUG: warning at drivers/base/core.c:101/device_release() (Not tainted)
 [<c04ebe11>] kobject_cleanup+0x3e/0x5e
 [<c04ebe31>] kobject_release+0x0/0x8
 [<c04ec8f8>] kref_put+0x55/0x5f
 [<f8aa4faf>] acpi_power_meter_add+0x129/0x13a [power_meter]
 [<c05326fd>] acpi_bus_driver_init+0x28/0x4b
 [<c05336f4>] acpi_bus_register_driver+0x7e/0xb3
 [<f8a0d02a>] acpi_power_meter_init+0x1d/0x2b [power_meter]
 [<c043efe9>] sys_init_module+0x1aed/0x1caa
 [<c04ebdc1>] kobject_put+0x0/0x12
 [<c04752e2>] sys_read+0x3c/0x63
 [<c0404ead>] sysenter_past_esp+0x56/0x79
 =======================