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-rw-r--r--drivers/vhost/net.c11
1 files changed, 5 insertions, 6 deletions
diff --git a/drivers/vhost/net.c b/drivers/vhost/net.c
index cd36f5ff..0868569 100644
--- a/drivers/vhost/net.c
+++ b/drivers/vhost/net.c
@@ -519,13 +519,12 @@ static long vhost_net_set_backend(struct vhost_net *n, unsigned index, int fd)
/* start polling new socket */
oldsock = vq->private_data;
- if (sock == oldsock)
- goto done;
+ if (sock != oldsock){
+ vhost_net_disable_vq(n, vq);
+ rcu_assign_pointer(vq->private_data, sock);
+ vhost_net_enable_vq(n, vq);
+ }
- vhost_net_disable_vq(n, vq);
- rcu_assign_pointer(vq->private_data, sock);
- vhost_net_enable_vq(n, vq);
-done:
if (oldsock) {
vhost_net_flush_vq(n, index);
fput(oldsock->file);
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