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(parent: a121103) | patch
USB: serial: ch341: fix initial modem-control state
authorJohan Hovold <johan@kernel.org>
Fri, 6 Jan 2017 18:15:10 +0000 (19:15 +0100)
committerJohan Hovold <johan@kernel.org>
Mon, 9 Jan 2017 13:55:37 +0000 (14:55 +0100)
commit4e2da44691cffbfffb1535f478d19bc2dca3e62b
tree894e998a2947ffce117732f92b171a3f89e1501atree | snapshot
parenta121103c922847ba5010819a3f250f1f7fc84ab8commit | diff
USB: serial: ch341: fix initial modem-control state

DTR and RTS will be asserted by the tty-layer when the port is opened
and deasserted on close (if HUPCL is set). Make sure the initial state
is not-asserted before the port is first opened as well.

Fixes: 664d5df92e88 ("USB: usb-serial ch341: support for DTR/RTS/CTS")
Cc: stable <stable@vger.kernel.org>
Signed-off-by: Johan Hovold <johan@kernel.org>
drivers/usb/serial/ch341.c diff | blob | history
Beck SC1x5 Kernel