Commit 49e86f16 authored Dec 10, 2012 by Amit Shah Committed by Rusty Russell Dec 18, 2012

virtio: console: don't rely on virtqueue_add_buf() returning capacity.



Signed-off-by: Amit Shah <amit.shah@redhat.com>
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>

parent 9ed4cb07

drivers/char/virtio_console.c

+2 −0

Original line number	Diff line number	Diff line
		@@ -396,6 +396,8 @@ static int add_inbuf(struct virtqueue vq, struct port_buffer buf)

		ret = virtqueue_add_buf(vq, sg, 0, 1, buf, GFP_ATOMIC);
		virtqueue_kick(vq);
		if (!ret)
		ret = vq->num_free;
		return ret;
		}