diff options
Diffstat (limited to 'drivers/platform/x86/sony-laptop.c')
| -rw-r--r-- | drivers/platform/x86/sony-laptop.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/platform/x86/sony-laptop.c b/drivers/platform/x86/sony-laptop.c index e9caa347a..1dba3598c 100644 --- a/drivers/platform/x86/sony-laptop.c +++ b/drivers/platform/x86/sony-laptop.c @@ -1446,6 +1446,9 @@ static void sony_nc_function_cleanup(struct platform_device *pd) { unsigned int i, result, bitmask, handle; + if (!handles) + return; + /* get enabled events and disable them */ sony_nc_int_call(sony_nc_acpi_handle, "SN01", NULL, &bitmask); sony_nc_int_call(sony_nc_acpi_handle, "SN03", &bitmask, &result); |