ACPI: Update Container hotplug error messages

Updated Container hotplug error messages with acpi_handle_<level>()
and pr_<level>().  Removed an unnecessary check to the device arg
in acpi_container_add().

Signed-off-by: Toshi Kani <toshi.kani@hp.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>

1 files changed, 2 insertions, 8 deletions

diff --git a/drivers/acpi/container.c b/drivers/acpi/container.c
index 69e2d6be910c..811910b50b75 100644
--- a/drivers/acpi/container.c
+++ b/drivers/acpi/container.c
@@ -110,12 +110,6 @@ static int acpi_container_add(struct acpi_device *device)
 {
         struct acpi_container *container;
 
-
-        if (!device) {
-                printk(KERN_ERR PREFIX "device is NULL\n");
-                return -EINVAL;
-        }
-
         container = kzalloc(sizeof(struct acpi_container), GFP_KERNEL);
         if (!container)
                 return -ENOMEM;
@@ -177,7 +171,7 @@ static void container_notify_cb(acpi_handle handle, u32 type, void *context)
         case ACPI_NOTIFY_BUS_CHECK:
                 /* Fall through */
         case ACPI_NOTIFY_DEVICE_CHECK:
-                printk(KERN_WARNING "Container driver received %s event\n",
+                pr_debug("Container driver received %s event\n",
                        (type == ACPI_NOTIFY_BUS_CHECK) ?
                        "ACPI_NOTIFY_BUS_CHECK" : "ACPI_NOTIFY_DEVICE_CHECK");
 
@@ -198,7 +192,7 @@ static void container_notify_cb(acpi_handle handle, u32 type, void *context)
 
                 result = container_device_add(&device, handle);
                 if (result) {
-                        printk(KERN_WARNING "Failed to add container\n");
+                        acpi_handle_warn(handle, "Failed to add container\n");
                         break;
                 }