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

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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>
This commit is contained in:
Johan Hovold
2016-03-09 12:20:33 +01:00
committed by Greg Kroah-Hartman
parent 52bbd5b3a0
commit 60269b958e
1 changed files with 4 additions and 0 deletions
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4
drivers/staging/greybus/interface.c
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@@ -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);