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path: root/drivers/tty/serial/sunhv.c
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Diffstat (limited to 'drivers/tty/serial/sunhv.c')
-rw-r--r--drivers/tty/serial/sunhv.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/tty/serial/sunhv.c b/drivers/tty/serial/sunhv.c
index 20521db2189f..25d43ce8b318 100644
--- a/drivers/tty/serial/sunhv.c
+++ b/drivers/tty/serial/sunhv.c
@@ -268,6 +268,9 @@ static void sunhv_send_xchar(struct uart_port *port, char ch)
unsigned long flags;
int limit = 10000;
+ if (ch == __DISABLED_CHAR)
+ return;
+
spin_lock_irqsave(&port->lock, flags);
while (limit-- > 0) {