net: zero kobject in rx_queue_release

[net-next-2.6.git] / net / core / net-sysfs.c

diff --git a/net/core/net-sysfs.c b/net/core/net-sysfs.c
index a5ff5a89f376bb1299dec78fa34abe9480ae01f1..7f902cad10f8b13d7096f53905e3a47bb3c12d25 100644 (file)
--- a/net/core/net-sysfs.c
+++ b/net/core/net-sysfs.c
@@ -712,15 +712,21 @@ static void rx_queue_release(struct kobject *kobj)
 
 
        map = rcu_dereference_raw(queue->rps_map);
-       if (map)
+       if (map) {
+               RCU_INIT_POINTER(queue->rps_map, NULL);
                call_rcu(&map->rcu, rps_map_release);
+       }
 
        flow_table = rcu_dereference_raw(queue->rps_flow_table);
-       if (flow_table)
+       if (flow_table) {
+               RCU_INIT_POINTER(queue->rps_flow_table, NULL);
                call_rcu(&flow_table->rcu, rps_dev_flow_table_release);
+       }
 
        if (atomic_dec_and_test(&first->count))
                kfree(first);
+       else
+               memset(kobj, 0, sizeof(*kobj));
 }
 
 static struct kobj_type rx_queue_ktype = {