mirror of
https://github.com/rd-stuffs/msm-4.14.git
synced 2025-02-20 11:45:48 +08:00
This increases the reference count on the usb cdc acm control interface which is referred to by the tty interface provided by the driver. This allows the deferred removal of the tty after the physical device is disconnected if the tty is held open at the time of disconnection. Signed-off-by: brian@murphy.dk Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>