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path: root/drivers/serial/sunsu.c
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Diffstat (limited to 'drivers/serial/sunsu.c')
-rw-r--r--drivers/serial/sunsu.c3
1 files changed, 0 insertions, 3 deletions
diff --git a/drivers/serial/sunsu.c b/drivers/serial/sunsu.c
index ddc97c905e1..d57a3553aea 100644
--- a/drivers/serial/sunsu.c
+++ b/drivers/serial/sunsu.c
@@ -572,13 +572,10 @@ static unsigned int sunsu_tx_empty(struct uart_port *port)
static unsigned int sunsu_get_mctrl(struct uart_port *port)
{
struct uart_sunsu_port *up = (struct uart_sunsu_port *) port;
- unsigned long flags;
unsigned char status;
unsigned int ret;
- spin_lock_irqsave(&up->port.lock, flags);
status = serial_in(up, UART_MSR);
- spin_unlock_irqrestore(&up->port.lock, flags);
ret = 0;
if (status & UART_MSR_DCD)