1 files changed, 4 insertions, 0 deletions

diff --git a/net/core/dev.c b/net/core/dev.c
index 4addaf0df96e..a1607bc0cd4c 100644
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -994,6 +994,8 @@ int dev_open(struct net_device *dev)
 {
         int ret = 0;
 
+        ASSERT_RTNL();
+
         /*
          *      Is it already up?
          */
@@ -1060,6 +1062,8 @@ int dev_open(struct net_device *dev)
  */
 int dev_close(struct net_device *dev)
 {
+        ASSERT_RTNL();
+
         might_sleep();
 
         if (!(dev->flags & IFF_UP))