From: Johan Hovold <johan@hovoldconsulting.com>
Date: Wed, 9 Mar 2016 11:20:33 +0000 (+0100)
Subject: greybus: interface: add comment about early control-connection disable
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=60269b958ea127a46be9caf0deff931384c4dd2f;p=linux-beck.git

greybus: interface: add comment about early control-connection disable

Add comment about why the control connection is disabled early when the
interface is already gone.

Signed-off-by: Johan Hovold <johan@hovoldconsulting.com>
Reviewed-by: Jeffrey Carlyle <jcarlyle@google.com>
Reviewed-by: Viresh Kumar <viresh.kumar@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
---

diff --git a/drivers/staging/greybus/interface.c b/drivers/staging/greybus/interface.c
index 2f3966f319bc..5c5c4221e531 100644
--- a/drivers/staging/greybus/interface.c
+++ b/drivers/staging/greybus/interface.c
@@ -147,6 +147,10 @@ void gb_interface_remove(struct gb_interface *intf)
 	struct gb_bundle *bundle;
 	struct gb_bundle *next;
 
+	/*
+	 * Disable the control-connection early to avoid operation timeouts
+	 * when the interface is already gone.
+	 */
 	if (intf->disconnected)
 		gb_control_disable(intf->control);