Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net

[platform/adaptation/renesas_rcar/renesas_kernel.git] / net / ipv4 / ipmr.c

diff --git a/net/ipv4/ipmr.c b/net/ipv4/ipmr.c
index 3a57570..8aa7a4c 100644 (file)
--- a/net/ipv4/ipmr.c
+++ b/net/ipv4/ipmr.c
@@ -124,6 +124,8 @@ static DEFINE_SPINLOCK(mfc_unres_lock);
 static struct kmem_cache *mrt_cachep __read_mostly;
 
 static struct mr_table *ipmr_new_table(struct net *net, u32 id);
+static void ipmr_free_table(struct mr_table *mrt);
+
 static int ip_mr_forward(struct net *net, struct mr_table *mrt,
                         struct sk_buff *skb, struct mfc_cache *cache,
                         int local);
@@ -131,6 +133,7 @@ static int ipmr_cache_report(struct mr_table *mrt,
                             struct sk_buff *pkt, vifi_t vifi, int assert);
 static int __ipmr_fill_mroute(struct mr_table *mrt, struct sk_buff *skb,
                              struct mfc_cache *c, struct rtmsg *rtm);
+static void mroute_clean_tables(struct mr_table *mrt);
 static void ipmr_expire_process(unsigned long arg);
 
 #ifdef CONFIG_IP_MROUTE_MULTIPLE_TABLES
@@ -271,7 +274,7 @@ static void __net_exit ipmr_rules_exit(struct net *net)
 
        list_for_each_entry_safe(mrt, next, &net->ipv4.mr_tables, list) {
                list_del(&mrt->list);
-               kfree(mrt);
+               ipmr_free_table(mrt);
        }
        fib_rules_unregister(net->ipv4.mr_rules_ops);
 }
@@ -299,7 +302,7 @@ static int __net_init ipmr_rules_init(struct net *net)
 
 static void __net_exit ipmr_rules_exit(struct net *net)
 {
-       kfree(net->ipv4.mrt);
+       ipmr_free_table(net->ipv4.mrt);
 }
 #endif
 
@@ -336,6 +339,13 @@ static struct mr_table *ipmr_new_table(struct net *net, u32 id)
        return mrt;
 }
 
+static void ipmr_free_table(struct mr_table *mrt)
+{
+       del_timer_sync(&mrt->ipmr_expire_timer);
+       mroute_clean_tables(mrt);
+       kfree(mrt);
+}
+
 /* Service routines creating virtual interfaces: DVMRP tunnels and PIMREG */
 
 static void ipmr_del_tunnel(struct net_device *dev, struct vifctl *v)