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-rw-r--r--net/core/rtnetlink.c10
1 files changed, 7 insertions, 3 deletions
diff --git a/net/core/rtnetlink.c b/net/core/rtnetlink.c
index 2d8d8fc..f4e9037 100644
--- a/net/core/rtnetlink.c
+++ b/net/core/rtnetlink.c
@@ -2019,11 +2019,15 @@ replay:
if (ops->newlink) {
err = ops->newlink(net, dev, tb, data);
/* Drivers should call free_netdev() in ->destructor
- * and unregister it on failure so that device could be
- * finally freed in rtnl_unlock.
+ * and unregister it on failure after registration
+ * so that device could be finally freed in rtnl_unlock.
*/
- if (err < 0)
+ if (err < 0) {
+ /* If device is not registered at all, free it now */
+ if (dev->reg_state == NETREG_UNINITIALIZED)
+ free_netdev(dev);
goto out;
+ }
} else {
err = register_netdevice(dev);
if (err < 0) {
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