1 files changed, 1 insertions, 1 deletions
diff --git a/hw/virtio-serial-bus.c b/hw/virtio-serial-bus.c
index 6d73386441..bdc760c36e 100644
--- a/hw/virtio-serial-bus.c
+++ b/hw/virtio-serial-bus.c
@@ -104,7 +104,7 @@ static size_t write_to_port(VirtIOSerialPort *port,
         }
 
         len = iov_from_buf(elem.in_sg, elem.in_num,
-                           buf + offset, size - offset);
+                           buf + offset, 0, size - offset);
         offset += len;
 
         virtqueue_push(vq, &elem, len);