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-rw-r--r--drivers/net/tun.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/net/tun.c b/drivers/net/tun.c
index 7ab94c825b5..b9018bfa0a9 100644
--- a/drivers/net/tun.c
+++ b/drivers/net/tun.c
@@ -602,6 +602,12 @@ static int tun_set_iff(struct net *net, struct file *file, struct ifreq *ifr)
tun->attached = 1;
get_net(dev_net(tun->dev));
+ /* Make sure persistent devices do not get stuck in
+ * xoff state.
+ */
+ if (netif_running(tun->dev))
+ netif_wake_queue(tun->dev);
+
strcpy(ifr->ifr_name, tun->dev->name);
return 0;