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authorRafael J. Wysocki <rafael.j.wysocki@intel.com>2013-01-26 00:27:44 +0100
committerRafael J. Wysocki <rafael.j.wysocki@intel.com>2013-01-26 00:27:44 +0100
commitbfee26dba0f373ebe4e6f0b293d078b02f9f7f69 (patch)
treec16763220b2ade3bdfd24b874eedea51a3f66384 /drivers/acpi/scan.c
parentb8bd759acd05281abf88cddef30c57313c109697 (diff)
ACPI / scan: Make it clear that acpi_bus_trim() cannot fail
Since acpi_bus_trim() cannot fail, change its definition to a void function, so that its callers don't check the return value in vain and update the callers. Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com> Acked-by: Yinghai Lu <yinghai@kernel.org> Acked-by: Yasuaki Ishimatsu <isimatu.yasuaki@jp.fujitsu.com> Acked-by: Toshi Kani <toshi.kani@hp.com>
Diffstat (limited to 'drivers/acpi/scan.c')
-rw-r--r--drivers/acpi/scan.c12
1 files changed, 3 insertions, 9 deletions
diff --git a/drivers/acpi/scan.c b/drivers/acpi/scan.c
index 7c43bdc36ab..d37f290be44 100644
--- a/drivers/acpi/scan.c
+++ b/drivers/acpi/scan.c
@@ -127,13 +127,8 @@ void acpi_bus_hot_remove_device(void *context)
ACPI_DEBUG_PRINT((ACPI_DB_INFO,
"Hot-removing device %s...\n", dev_name(&device->dev)));
- if (acpi_bus_trim(device)) {
- printk(KERN_ERR PREFIX
- "Removing device failed\n");
- goto err_out;
- }
-
- /* device has been freed */
+ acpi_bus_trim(device);
+ /* Device node has been released. */
device = NULL;
/* power off device */
@@ -1631,7 +1626,7 @@ static acpi_status acpi_bus_remove(acpi_handle handle, u32 lvl_not_used,
return AE_OK;
}
-int acpi_bus_trim(struct acpi_device *start)
+void acpi_bus_trim(struct acpi_device *start)
{
/*
* Execute acpi_bus_device_detach() as a post-order callback to detach
@@ -1647,7 +1642,6 @@ int acpi_bus_trim(struct acpi_device *start)
acpi_walk_namespace(ACPI_TYPE_ANY, start->handle, ACPI_UINT32_MAX, NULL,
acpi_bus_remove, NULL, NULL);
acpi_bus_remove(start->handle, 0, NULL, NULL);
- return 0;
}
EXPORT_SYMBOL_GPL(acpi_bus_trim);