[PATCH net 1/2] virtio_net: rename ret to err

[Heng Qi]

The integer variable 'ret', denoting the return code, is mismatched with
the boolean return type of virtnet_send_command_reply(); hence, it is
renamed to 'err'.

The usage of 'ret' is deferred to the next patch.

Signed-off-by: Heng Qi <hen...@linux.alibaba.com>
---
 drivers/net/virtio_net.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/drivers/net/virtio_net.c b/drivers/net/virtio_net.c
index 4a802c0ea2cb..6b0512a628e0 100644
--- a/drivers/net/virtio_net.c
+++ b/drivers/net/virtio_net.c
@@ -2686,7 +2686,7 @@ static bool virtnet_send_command_reply(struct 
virtnet_info *vi, u8 class, u8 cmd
 {
        struct scatterlist *sgs[5], hdr, stat;
        u32 out_num = 0, tmp, in_num = 0;
-       int ret;
+       int err;
 
        /* Caller should know better */
        BUG_ON(!virtio_has_feature(vi->vdev, VIRTIO_NET_F_CTRL_VQ));
@@ -2710,10 +2710,10 @@ static bool virtnet_send_command_reply(struct 
virtnet_info *vi, u8 class, u8 cmd
                sgs[out_num + in_num++] = in;
 
        BUG_ON(out_num + in_num > ARRAY_SIZE(sgs));
-       ret = virtqueue_add_sgs(vi->cvq, sgs, out_num, in_num, vi, GFP_ATOMIC);
-       if (ret < 0) {
+       err = virtqueue_add_sgs(vi->cvq, sgs, out_num, in_num, vi, GFP_ATOMIC);
+       if (err < 0) {
                dev_warn(&vi->vdev->dev,
-                        "Failed to add sgs for command vq: %d\n.", ret);
+                        "Failed to add sgs for command vq: %d\n.", err);
                mutex_unlock(&vi->cvq_lock);
                return false;
        }
-- 
2.32.0.3.g01195cf9f