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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 2d8d8fcfa060..f4e9037f9a0c 100644
--- a/net/core/rtnetlink.c
+++ b/net/core/rtnetlink.c
@@ -2019,11 +2019,15 @@ replay:
2019 if (ops->newlink) { 2019 if (ops->newlink) {
2020 err = ops->newlink(net, dev, tb, data); 2020 err = ops->newlink(net, dev, tb, data);
2021 /* Drivers should call free_netdev() in ->destructor 2021 /* Drivers should call free_netdev() in ->destructor
2022 * and unregister it on failure so that device could be 2022 * and unregister it on failure after registration
2023 * finally freed in rtnl_unlock. 2023 * so that device could be finally freed in rtnl_unlock.
2024 */ 2024 */
2025 if (err < 0) 2025 if (err < 0) {
2026 /* If device is not registered at all, free it now */
2027 if (dev->reg_state == NETREG_UNINITIALIZED)
2028 free_netdev(dev);
2026 goto out; 2029 goto out;
2030 }
2027 } else { 2031 } else {
2028 err = register_netdevice(dev); 2032 err = register_netdevice(dev);
2029 if (err < 0) { 2033 if (err < 0) {