diff options
Diffstat (limited to 'drivers/platform/x86/classmate-laptop.c')
| -rw-r--r-- | drivers/platform/x86/classmate-laptop.c | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/drivers/platform/x86/classmate-laptop.c b/drivers/platform/x86/classmate-laptop.c index 3bf399fe2bbc..73ea76e6f21e 100644 --- a/drivers/platform/x86/classmate-laptop.c +++ b/drivers/platform/x86/classmate-laptop.c @@ -573,16 +573,17 @@ static int cmpc_ipml_add(struct acpi_device *acpi) ipml->rf = rfkill_alloc("cmpc_rfkill", &acpi->dev, RFKILL_TYPE_WLAN, &cmpc_rfkill_ops, acpi->handle); - /* rfkill_alloc may fail if RFKILL is disabled. We should still work - * anyway. */ - if (!IS_ERR(ipml->rf)) { + /* + * If RFKILL is disabled, rfkill_alloc will return ERR_PTR(-ENODEV). + * This is OK, however, since all other uses of the device will not + * derefence it. + */ + if (ipml->rf) { retval = rfkill_register(ipml->rf); if (retval) { rfkill_destroy(ipml->rf); ipml->rf = NULL; } - } else { - ipml->rf = NULL; } dev_set_drvdata(&acpi->dev, ipml); |