From: Helge Deller <deller@gmx.de>
Date: Mon, 24 Mar 2008 15:02:06 +0000 (-0400)
Subject: Input: apm-power - fix crash when unloading modules
X-Git-Tag: firefly_0821_release~21508^2~5
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=481419ec9fbdf3f4ec5389c7e91a81b4a7ebee8d;p=firefly-linux-kernel-4.4.55.git

Input: apm-power - fix crash when unloading modules

Fix a crash in the apm-power driver when an input-device, such as
keyboard driver module, is unloaded.

Signed-off-by: Helge Deller <deller@gmx.de>
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
---

diff --git a/drivers/input/apm-power.c b/drivers/input/apm-power.c
index c36d110b349a..7d61a9660806 100644
--- a/drivers/input/apm-power.c
+++ b/drivers/input/apm-power.c
@@ -63,8 +63,6 @@ static int apmpower_connect(struct input_handler *handler,
 	handle->handler = handler;
 	handle->name = "apm-power";
 
-	handler->private = handle;
-
 	error = input_register_handle(handle);
 	if (error) {
 		printk(KERN_ERR
@@ -87,11 +85,10 @@ static int apmpower_connect(struct input_handler *handler,
 	return 0;
 }
 
-static void apmpower_disconnect(struct input_handle *handler)
+static void apmpower_disconnect(struct input_handle *handle)
 {
-	struct input_handle *handle = handler->private;
-
 	input_close_device(handle);
+	input_unregister_handle(handle);
 	kfree(handle);
 }