bonding: IGMP handling cleanup

Instead of iterating in_dev->mc_list from bonding driver, its better
to call a helper function provided by igmp.c
Details of implementation (locking) are private to igmp code.

ip_mc_rejoin_group(struct ip_mc_list *im) becomes
ip_mc_rejoin_groups(struct in_device *in_dev);

Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 2 insertions, 6 deletions

diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c
index 518844852f06..e588b2e1c3b3 100644
--- a/drivers/net/bonding/bond_main.c
+++ b/drivers/net/bonding/bond_main.c
@@ -873,15 +873,11 @@ static void bond_mc_del(struct bonding *bond, void *addr)
 static void __bond_resend_igmp_join_requests(struct net_device *dev)
 {
         struct in_device *in_dev;
-        struct ip_mc_list *im;
 
         rcu_read_lock();
         in_dev = __in_dev_get_rcu(dev);
-        if (in_dev) {
-                for (im = in_dev->mc_list; im; im = im->next)
-                        ip_mc_rejoin_group(im);
-        }
-
+        if (in_dev)
+                        ip_mc_rejoin_groups(in_dev);
         rcu_read_unlock();
 }