tty: n_gsm: fix missing update of modem controls after DLCI open
[ Upstream commit 48473802 ] Currently the peer is not informed about the initial state of the modem control lines after a new DLCI has been opened. Fix this by sending the initial modem control line states after DLCI open. Fixes: e1eaea46 ("tty: n_gsm line discipline") Cc: stable@vger.kernel.org Signed-off-by:Daniel Starke <daniel.starke@siemens.com> Link: https://lore.kernel.org/r/20220420101346.3315-1-daniel.starke@siemens.com Signed-off-by:
Greg Kroah-Hartman <gregkh@linuxfoundation.org> Signed-off-by:
Sasha Levin <sashal@kernel.org>
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