ACPI / LPSS: check the result of ioremap()

If it fails we have to skip the device.

Signed-off-by: Heikki Krogerus <heikki.krogerus@linux.intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
This commit is contained in:
Heikki Krogerus 2015-01-08 09:57:25 +02:00 committed by Rafael J. Wysocki
parent ec6f34e5b5
commit 4483d59e29
1 changed files with 2 additions and 0 deletions

View File

@ -340,6 +340,8 @@ static int acpi_lpss_create_device(struct acpi_device *adev,
pdata->mmio_size = resource_size(&rentry->res);
pdata->mmio_base = ioremap(rentry->res.start,
pdata->mmio_size);
if (!pdata->mmio_base)
goto err_out;
break;
}