1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/serial/m32r_sio.c b/drivers/serial/m32r_sio.c
index 6e09c8b395e8..348ee2c19b58 100644
--- a/drivers/serial/m32r_sio.c
+++ b/drivers/serial/m32r_sio.c
@@ -539,7 +539,7 @@ static void serial_do_unlink(struct irq_info *i, struct uart_sio_port *up)
 static int serial_link_irq_chain(struct uart_sio_port *up)
 {
         struct irq_info *i = irq_lists + up->port.irq;
-        int ret, irq_flags = up->port.flags & UPF_SHARE_IRQ ? IRQF_SHARED : 0;
+        int ret, irq_flags = 0;
 
         spin_lock_irq(&i->lock);