1 files changed, 3 insertions, 0 deletions

diff --git a/drivers/char/virtio_console.c b/drivers/char/virtio_console.c
index e17ecf5d42b5..70f1c38fa14c 100644
--- a/drivers/char/virtio_console.c
+++ b/drivers/char/virtio_console.c
@@ -626,6 +626,9 @@ static ssize_t port_fops_write(struct file *filp, const char __user *ubuf,
                 if (ret < 0)
                         return ret;
         }
+        /* Port got hot-unplugged. */
+        if (!port->guest_connected)
+                return -ENODEV;
 
         count = min((size_t)(32 * 1024), count);