From: Peter Huewe <peterhuewe@gmx.de>
Date: Mon, 24 Sep 2012 06:36:24 +0000 (+0900)
Subject: extcon: unregister compat link on cleanup
X-Git-Tag: firefly_0821_release~3680^2~1715^2~2^2~9
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=824a1bc045cef278aec15bef35d8d0b59ce77856;p=firefly-linux-kernel-4.4.55.git

extcon: unregister compat link on cleanup

Since extcon registers this compat link at device registration
(extcon_dev_register), we should probably remove them at deregistration/cleanup.

Cc: stable@vger.kernel.org
Signed-off-by: Peter Huewe <peterhuewe@gmx.de>
Signed-off-by: Chanwoo Choi <cw00.choi@samsung.com>
---

diff --git a/drivers/extcon/extcon-class.c b/drivers/extcon/extcon-class.c
index 63715cdfe988..54dc00b7b9f6 100644
--- a/drivers/extcon/extcon-class.c
+++ b/drivers/extcon/extcon-class.c
@@ -570,6 +570,10 @@ static void extcon_cleanup(struct extcon_dev *edev, bool skip)
 			kfree(edev->cables);
 		}
 
+#if defined(CONFIG_ANDROID)
+		if (switch_class)
+			class_compat_remove_link(switch_class, edev->dev, NULL);
+#endif
 		device_unregister(edev->dev);
 		put_device(edev->dev);
 	}