* @pdev: platform device we're removing
*
* Note that this function will also release all memory- and port-based
- * resources owned by the device (@dev->resource).
+ * resources owned by the device (@dev->resource). This function
+ * must _only_ be externally called in error cases. All other usage
+ * is a bug.
*/
void platform_device_del(struct platform_device *pdev)
{
int i;
if (pdev) {
+ device_del(&pdev->dev);
+
for (i = 0; i < pdev->num_resources; i++) {
struct resource *r = &pdev->resource[i];
if (r->flags & (IORESOURCE_MEM|IORESOURCE_IO))
release_resource(r);
}
-
- device_del(&pdev->dev);
}
}
EXPORT_SYMBOL_GPL(platform_device_del);
int __init platform_bus_init(void)
{
- device_register(&platform_bus);
- return bus_register(&platform_bus_type);
+ int error;
+
+ error = device_register(&platform_bus);
+ if (error)
+ return error;
+ error = bus_register(&platform_bus_type);
+ if (error)
+ device_unregister(&platform_bus);
+ return error;
}
#ifndef ARCH_HAS_DMA_GET_REQUIRED_MASK