--- a/include/net/mac80211.h
+++ b/include/net/mac80211.h
@@ -2695,14 +2695,24 @@ struct ieee80211_ops {
 	void (*stop_ap)(struct ieee80211_hw *hw, struct ieee80211_vif *vif);
 
 	u64 (*prepare_multicast)(struct ieee80211_hw *hw,
+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,35))
 				 struct netdev_hw_addr_list *mc_list);
+#else
+				 int mc_count, struct dev_addr_list *mc_list);
+#endif
 	void (*configure_filter)(struct ieee80211_hw *hw,
 				 unsigned int changed_flags,
 				 unsigned int *total_flags,
 				 u64 multicast);
+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,35))
 	void (*set_multicast_list)(struct ieee80211_hw *hw,
 				   struct ieee80211_vif *vif, bool allmulti,
 				   struct netdev_hw_addr_list *mc_list);
+#else
+	void (*set_multicast_list)(struct ieee80211_hw *hw,
+				   struct ieee80211_vif *vif, bool allmulti,
+				   int mc_count, struct dev_addr_list *ha);
+#endif
 
 	int (*set_tim)(struct ieee80211_hw *hw, struct ieee80211_sta *sta,
 		       bool set);