wmi: Free the allocated acpi objects through wmi_get_event_data
These function allocate an acpi object by calling wmi_get_event_data, which
then calls acpi_evaluate_object, and it is not freed afterwards.
And kernel doc is fixed for parameters of wmi_get_event_data.
Signed-off-by: Anisse Astier <anisse@astier.eu>
Acked-by: Randy Dunlap <randy.dunlap@oracle.com>
Acked-by: Carlos Corbacho <carlos@strangeworlds.co.uk>
Signed-off-by: Len Brown <len.brown@intel.com>
diff --git a/drivers/platform/x86/dell-wmi.c b/drivers/platform/x86/dell-wmi.c
index 67f3fe7..6561dfc 100644
--- a/drivers/platform/x86/dell-wmi.c
+++ b/drivers/platform/x86/dell-wmi.c
@@ -238,6 +238,7 @@
input_sync(dell_wmi_input_dev);
}
}
+ kfree(obj);
}
diff --git a/drivers/platform/x86/hp-wmi.c b/drivers/platform/x86/hp-wmi.c
index 63c3e65..db10c5d 100644
--- a/drivers/platform/x86/hp-wmi.c
+++ b/drivers/platform/x86/hp-wmi.c
@@ -381,6 +381,8 @@
} else
printk(KERN_INFO "HP WMI: Unknown key pressed - %x\n",
eventcode);
+
+ kfree(obj);
}
static int __init hp_wmi_input_setup(void)
diff --git a/drivers/platform/x86/wmi.c b/drivers/platform/x86/wmi.c
index e425a86..9f93d6c 100644
--- a/drivers/platform/x86/wmi.c
+++ b/drivers/platform/x86/wmi.c
@@ -540,8 +540,8 @@
/**
* wmi_get_event_data - Get WMI data associated with an event
*
- * @event - Event to find
- * &out - Buffer to hold event data
+ * @event: Event to find
+ * @out: Buffer to hold event data. out->pointer should be freed with kfree()
*
* Returns extra data associated with an event in WMI.
*/