ipmr: RCU protection for mfc_cache_array
Use RCU & RTNL protection for mfc_cache_array[]
ipmr_cache_find() is called under rcu_read_lock();
Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/include/linux/mroute.h b/include/linux/mroute.h
index fa04b24..0fa7a3a 100644
--- a/include/linux/mroute.h
+++ b/include/linux/mroute.h
@@ -213,6 +213,7 @@
unsigned char ttls[MAXVIFS]; /* TTL thresholds */
} res;
} mfc_un;
+ struct rcu_head rcu;
};
#define MFC_STATIC 1