1 files changed, 4 insertions, 2 deletions

diff --git a/drivers/tty/serial/netx-serial.c b/drivers/tty/serial/netx-serial.c
index ce04f3f8c547..0a4dd70d29eb 100644
--- a/drivers/tty/serial/netx-serial.c
+++ b/drivers/tty/serial/netx-serial.c
@@ -196,7 +196,7 @@ static void netx_txint(struct uart_port *port)
                 uart_write_wakeup(port);
 }
 
-static void netx_rxint(struct uart_port *port)
+static void netx_rxint(struct uart_port *port, unsigned long *flags)
 {
         unsigned char rx, flg, status;
 
@@ -236,7 +236,9 @@ static void netx_rxint(struct uart_port *port)
                 uart_insert_char(port, status, SR_OE, rx, flg);
         }
 
+        spin_unlock_irqrestore(&port->lock, *flags);
         tty_flip_buffer_push(&port->state->port);
+        spin_lock_irqsave(&port->lock, *flags);
 }
 
 static irqreturn_t netx_int(int irq, void *dev_id)
@@ -250,7 +252,7 @@ static irqreturn_t netx_int(int irq, void *dev_id)
         status = readl(port->membase + UART_IIR) & IIR_MASK;
         while (status) {
                 if (status & IIR_RIS)
-                        netx_rxint(port);
+                        netx_rxint(port, &flags);
                 if (status & IIR_TIS)
                         netx_txint(port);
                 if (status & IIR_MIS) {