cdc-acm: fix power management in ioctl
authorOliver Neukum <oneukum@suse.de>
Wed, 20 Nov 2013 10:35:36 +0000 (11:35 +0100)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Tue, 3 Dec 2013 18:23:46 +0000 (10:23 -0800)
An ioctl that does depends on communication with a device should
prevent suspension of teh device.

Signed-off-by: Oliver Neukum <oneukum@suse.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/usb/class/cdc-acm.c

Simple merge