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-rw-r--r--net/802/garp.c8
1 files changed, 6 insertions, 2 deletions
diff --git a/net/802/garp.c b/net/802/garp.c
index c1df2dad8c6b..5dbe8967bbd5 100644
--- a/net/802/garp.c
+++ b/net/802/garp.c
@@ -544,6 +544,11 @@ static int garp_init_port(struct net_device *dev)
return 0;
}
+static void garp_kfree_rcu(struct rcu_head *head)
+{
+ kfree(container_of(head, struct garp_port, rcu));
+}
+
static void garp_release_port(struct net_device *dev)
{
struct garp_port *port = rtnl_dereference(dev->garp_port);
@@ -554,8 +559,7 @@ static void garp_release_port(struct net_device *dev)
return;
}
rcu_assign_pointer(dev->garp_port, NULL);
- synchronize_rcu();
- kfree(port);
+ call_rcu(&port->rcu, garp_kfree_rcu);
}
int garp_init_applicant(struct net_device *dev, struct garp_application *appl)