diff options
| author | Dan Carpenter <dan.carpenter@oracle.com> | 2012-05-17 09:48:12 +0300 |
|---|---|---|
| committer | Matthew Garrett <mjg@redhat.com> | 2012-05-31 14:29:33 -0400 |
| commit | dd258c00b96932ce2a81a9bb8bb8e6be997aa2cc (patch) | |
| tree | 9f45bd2e95af0773f2f117cc11ebf85c8cfaf7f8 | |
| parent | 121b7b0d2976c4b915434ae8005f0dde6e05e440 (diff) | |
hp-wmi: check for allocation failures
rfkill_alloc() returns NULL on failure. Check for it, to make the
static checkers happy.
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Matthew Garrett <mjg@redhat.com>
| -rw-r--r-- | drivers/platform/x86/hp-wmi.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/platform/x86/hp-wmi.c b/drivers/platform/x86/hp-wmi.c index e2faa3cbb792..387183a2d6dd 100644 --- a/drivers/platform/x86/hp-wmi.c +++ b/drivers/platform/x86/hp-wmi.c @@ -634,6 +634,8 @@ static int __devinit hp_wmi_rfkill_setup(struct platform_device *device) RFKILL_TYPE_WLAN, &hp_wmi_rfkill_ops, (void *) HPWMI_WIFI); + if (!wifi_rfkill) + return -ENOMEM; rfkill_init_sw_state(wifi_rfkill, hp_wmi_get_sw_state(HPWMI_WIFI)); rfkill_set_hw_state(wifi_rfkill, @@ -648,6 +650,10 @@ static int __devinit hp_wmi_rfkill_setup(struct platform_device *device) RFKILL_TYPE_BLUETOOTH, &hp_wmi_rfkill_ops, (void *) HPWMI_BLUETOOTH); + if (!bluetooth_rfkill) { + err = -ENOMEM; + goto register_wifi_error; + } rfkill_init_sw_state(bluetooth_rfkill, hp_wmi_get_sw_state(HPWMI_BLUETOOTH)); rfkill_set_hw_state(bluetooth_rfkill, @@ -662,6 +668,10 @@ static int __devinit hp_wmi_rfkill_setup(struct platform_device *device) RFKILL_TYPE_WWAN, &hp_wmi_rfkill_ops, (void *) HPWMI_WWAN); + if (!wwan_rfkill) { + err = -ENOMEM; + goto register_bluetooth_error; + } rfkill_init_sw_state(wwan_rfkill, hp_wmi_get_sw_state(HPWMI_WWAN)); rfkill_set_hw_state(wwan_rfkill, |