1 files changed, 6 insertions, 1 deletions

diff --git a/net/core/dev.c b/net/core/dev.c
index 34b49a6a22fd..1f38401fc028 100644
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -1048,7 +1048,7 @@ void dev_load(struct net *net, const char *name)
 int dev_open(struct net_device *dev)
 {
         const struct net_device_ops *ops = dev->netdev_ops;
-        int ret = 0;
+        int ret;
 
         ASSERT_RTNL();
 
@@ -1065,6 +1065,11 @@ int dev_open(struct net_device *dev)
         if (!netif_device_present(dev))
                 return -ENODEV;
 
+        ret = call_netdevice_notifiers(NETDEV_PRE_UP, dev);
+        ret = notifier_to_errno(ret);
+        if (ret)
+                return ret;
+
         /*
          *      Call device private open method
          */