[PATCH RESEND v5 2/3] vhost-user: Refactor the chr_closed_bh

[huangy81]

From: Hyman Huang(黄勇) <huangy81@chinatelecom.cn>

Use vhost_user_save_acked_features to implemente acked features
saving.

Signed-off-by: Hyman Huang(黄勇) <huangy81@chinatelecom.cn>
Signed-off-by: Guoyi Tu <tugy@chinatelecom.cn>
---
 net/vhost-user.c | 6 +-----
 1 file changed, 1 insertion(+), 5 deletions(-)

diff --git a/net/vhost-user.c b/net/vhost-user.c
index f5cb095..5993e4a 100644
--- a/net/vhost-user.c
+++ b/net/vhost-user.c
@@ -260,11 +260,7 @@ static void chr_closed_bh(void *opaque)
     s = DO_UPCAST(NetVhostUserState, nc, ncs[0]);
 
     for (i = queues -1; i >= 0; i--) {
-        s = DO_UPCAST(NetVhostUserState, nc, ncs[i]);
-
-        if (s->vhost_net) {
-            s->acked_features = vhost_net_get_acked_features(s->vhost_net);
-        }
+        vhost_user_save_acked_features(ncs[i]);
     }
 
     qmp_set_link(name, false, &err);
-- 
1.8.3.1