don't load asus-acpi if model is not supported

asus_hotk_get_info should return -ENODEV if the model is not supported.
http://bugzilla.kernel.org/show_bug.cgi?id=10389

Signed-off-by: Zhang Rui <rui.zhang@intel.com>
Signed-off-by: Len Brown <len.brown@intel.com>

1 files changed, 2 insertions, 0 deletions

diff --git a/drivers/acpi/asus_acpi.c b/drivers/acpi/asus_acpi.c
index 91571fc0f17d..428e47b1ca6b 100644
--- a/drivers/acpi/asus_acpi.c
+++ b/drivers/acpi/asus_acpi.c
@@ -1244,6 +1244,8 @@ static int asus_hotk_get_info(void)
                                "default values\n", string);
                         printk(KERN_NOTICE
                                "  send /proc/acpi/dsdt to the developers\n");
+                        kfree(model);
+                        return -ENODEV;
                 }
                 hotk->methods = &model_conf[hotk->model];
                 return AE_OK;