alienware-wmi: cover some scenarios where memory allocations would fail
Intel test builder caught a few instances that should test if kzalloc failed to allocate memory as well as a scenario that platform_driver wasn't properly initialized. Signed-off-by: Mario Limonciello <mario_limonciello@dell.com> Signed-off-by: Matthew Garrett <matthew.garrett@nebula.com>
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@ -368,12 +368,20 @@ static int alienware_zone_init(struct platform_device *dev)
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zone_dev_attrs =
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kzalloc(sizeof(struct device_attribute) * (quirks->num_zones + 1),
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GFP_KERNEL);
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if (!zone_dev_attrs)
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return -ENOMEM;
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zone_attrs =
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kzalloc(sizeof(struct attribute *) * (quirks->num_zones + 2),
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GFP_KERNEL);
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if (!zone_attrs)
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return -ENOMEM;
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zone_data =
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kzalloc(sizeof(struct platform_zone) * (quirks->num_zones),
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GFP_KERNEL);
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if (!zone_data)
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return -ENOMEM;
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for (i = 0; i < quirks->num_zones; i++) {
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sprintf(buffer, "zone%02X", i);
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@ -546,9 +554,9 @@ module_init(alienware_wmi_init);
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static void __exit alienware_wmi_exit(void)
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{
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if (platform_device) {
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alienware_zone_exit(platform_device);
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remove_hdmi(platform_device);
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if (platform_device) {
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platform_device_unregister(platform_device);
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platform_driver_unregister(&platform_driver);
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}
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