cdc-acm: add TIOCMIWAIT
This implements TIOCMIWAIT for TIOCM_DSR, TIOCM_RI and TIOCM_CD Disconnect is handled as TIOCM_CD or an error. Signed-off-by:Oliver Neukum <oneukum@suse.de> Signed-off-by:
Greg Kroah-Hartman <gregkh@linuxfoundation.org>
parent
4e065b8b