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path: root/drivers/serial/pmac_zilog.c
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Diffstat (limited to 'drivers/serial/pmac_zilog.c')
-rw-r--r--drivers/serial/pmac_zilog.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/serial/pmac_zilog.c b/drivers/serial/pmac_zilog.c
index 4eaa043ca2a8..700e10833bf9 100644
--- a/drivers/serial/pmac_zilog.c
+++ b/drivers/serial/pmac_zilog.c
@@ -752,8 +752,10 @@ static void pmz_break_ctl(struct uart_port *port, int break_state)
uap->curregs[R5] = new_reg;
/* NOTE: Not subject to 'transmitter active' rule. */
- if (ZS_IS_ASLEEP(uap))
+ if (ZS_IS_ASLEEP(uap)) {
+ spin_unlock_irqrestore(&port->lock, flags);
return;
+ }
write_zsreg(uap, R5, uap->curregs[R5]);
}