diff options
| -rw-r--r-- | drivers/char/virtio_console.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/char/virtio_console.c b/drivers/char/virtio_console.c index 601962b1708..3572c5a92e8 100644 --- a/drivers/char/virtio_console.c +++ b/drivers/char/virtio_console.c @@ -1542,6 +1542,7 @@ static void unplug_port(struct port *port) list_del(&port->list); spin_unlock_irq(&port->portdev->ports_lock); + spin_lock_irq(&port->inbuf_lock); if (port->guest_connected) { port->guest_connected = false; port->host_connected = false; @@ -1550,6 +1551,7 @@ static void unplug_port(struct port *port) /* Let the app know the port is going down. */ send_sigio_to_port(port); } + spin_unlock_irq(&port->inbuf_lock); if (is_console_port(port)) { spin_lock_irq(&pdrvdata_lock); |