提交 ce072a0c 编写于 作者: A Amit Shah 提交者: Rusty Russell

virtio: console: rename variable

'ret' is a misnomer in discard_port_data() since we don't return the
value.  Rename it to 'err'.
Signed-off-by: NRusty Russell <rusty@rustcorp.com.au>
上级 d25a9dda
......@@ -387,8 +387,7 @@ static void discard_port_data(struct port *port)
{
struct port_buffer *buf;
struct virtqueue *vq;
unsigned int len;
int ret;
unsigned int len, err;
if (!port->portdev) {
/* Device has been unplugged. vqs are already gone. */
......@@ -400,18 +399,18 @@ static void discard_port_data(struct port *port)
else
buf = virtqueue_get_buf(vq, &len);
ret = 0;
err = 0;
while (buf) {
if (add_inbuf(vq, buf) < 0) {
ret++;
err++;
free_buf(buf);
}
buf = virtqueue_get_buf(vq, &len);
}
port->inbuf = NULL;
if (ret)
if (err)
dev_warn(port->dev, "Errors adding %d buffers back to vq\n",
ret);
err);
}
static bool port_has_data(struct port *port)
......
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