moxa: dcd handling of CLOCAL is backwards
We should do hangup on dcd loss if CLOCAL is false not true. Signed-off-by: Alan Cox <alan@linux.intel.com> Resolves-bug: https://bugzilla.kernel.org/show_bug.cgi?id=49911 Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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@ -1370,7 +1370,7 @@ static void moxa_new_dcdstate(struct moxa_port *p, u8 dcd)
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p->DCDState = dcd;
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p->DCDState = dcd;
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spin_unlock_irqrestore(&p->port.lock, flags);
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spin_unlock_irqrestore(&p->port.lock, flags);
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tty = tty_port_tty_get(&p->port);
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tty = tty_port_tty_get(&p->port);
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if (tty && C_CLOCAL(tty) && !dcd)
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if (tty && !C_CLOCAL(tty) && !dcd)
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tty_hangup(tty);
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tty_hangup(tty);
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tty_kref_put(tty);
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tty_kref_put(tty);
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}
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}
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