netns: restore ops before calling ops_exit_list

ops has been iterated to first element when call pre_exit, and it needs to restore from save_ops, not save ops to save_ops Fixes: d7d9987 ("netns: add pre_exit method to struct pernet_operations") Signed-off-by: Li RongQing <[email protected]> Reviewed-by: Eric Dumazet <[email protected]> Signed-off-by: David S. Miller <[email protected]>
laijs · Jun 22, 2019 · b272a0a · b272a0a
1 parent 9eee3b4
commit b272a0a
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/net/core/net_namespace.c b/net/core/net_namespace.c
@@ -345,7 +345,7 @@ static __net_init int setup_net(struct net *net, struct user_namespace *user_ns)
 
 	synchronize_rcu();
 
-	saved_ops = ops;
+	ops = saved_ops;
 	list_for_each_entry_continue_reverse(ops, &pernet_list, list)
 		ops_exit_list(ops, &net_exit_list);