From: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Date: Tue, 13 Sep 2011 05:13:00 +0000 (-0700)
Subject: Input: penmount - simplify unregister procedure
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=c3a01ba9e45f01c6505a41efb33c420a0c959eb3;p=GitHub%2FLineageOS%2Fandroid_kernel_samsung_universal7580.git

Input: penmount - simplify unregister procedure

Since touchscreen driver does not handle any events to be sent to the
device we can close serio port first and then unregister the input device.

Tested-by: John Sung <penmount.touch@gmail.com>
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
---

diff --git a/drivers/input/touchscreen/penmount.c b/drivers/input/touchscreen/penmount.c
index 7fc556295c0..4c012fb2b01 100644
--- a/drivers/input/touchscreen/penmount.c
+++ b/drivers/input/touchscreen/penmount.c
@@ -183,12 +183,12 @@ static void pm_disconnect(struct serio *serio)
 {
 	struct pm *pm = serio_get_drvdata(serio);
 
-	input_get_device(pm->dev);
-	input_unregister_device(pm->dev);
 	serio_close(serio);
-	serio_set_drvdata(serio, NULL);
-	input_put_device(pm->dev);
+
+	input_unregister_device(pm->dev);
 	kfree(pm);
+
+	serio_set_drvdata(serio, NULL);
 }
 
 /*