Hi Benjamin, On Wed, 8 Jun 2016 18:29:13 +0200, Benjamin Tissoires wrote: > > static int i801_probe(struct pci_dev *dev, const struct pci_device_id *id) > > { > > unsigned char temp; > > @@ -1277,6 +1368,7 @@ static int i801_probe(struct pci_dev *dev, const struct pci_device_id *id) > > priv->adapter.dev.parent = &dev->dev; > > ACPI_COMPANION_SET(&priv->adapter.dev, ACPI_COMPANION(&dev->dev)); > > priv->adapter.retries = 3; > > + mutex_init(&priv->acpi_lock); > > > > priv->pci_dev = dev; > > switch (dev->device) { > > @@ -1339,10 +1431,9 @@ static int i801_probe(struct pci_dev *dev, const struct pci_device_id *id) > > return -ENODEV; > > } > > > > - err = acpi_check_resource_conflict(&dev->resource[SMBBAR]); > > - if (err) { > > + err = i801_acpi_probe(priv); > > + if (err) > > return -ENODEV; > > - } > > I'd say that once this has been set, we need to call > acpi_remove_address_space_handler() in case of failure later (in the 2 > returns after). Good catch, sorry for missing it during my review. The first error return can probably be left unchanged by calling i801_acpi_probe() after it rather than before. The second will need a call to i801_acpi_remove(priv) for sure. -- Jean Delvare SUSE L3 Support -- To unsubscribe from this list: send the line "unsubscribe linux-acpi" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html