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-rw-r--r--net/batman-adv/multicast.c12
1 files changed, 5 insertions, 7 deletions
diff --git a/net/batman-adv/multicast.c b/net/batman-adv/multicast.c
index 952ba81a565b..d327670641ac 100644
--- a/net/batman-adv/multicast.c
+++ b/net/batman-adv/multicast.c
@@ -494,9 +494,8 @@ static bool batadv_mcast_mla_tvlv_update(struct batadv_priv *bat_priv)
if (!bridged)
goto update;
-#if !IS_ENABLED(CONFIG_BRIDGE_IGMP_SNOOPING)
- pr_warn_once("No bridge IGMP snooping compiled - multicast optimizations disabled\n");
-#endif
+ if (!IS_ENABLED(CONFIG_BRIDGE_IGMP_SNOOPING))
+ pr_warn_once("No bridge IGMP snooping compiled - multicast optimizations disabled\n");
querier4.exists = br_multicast_has_querier_anywhere(dev, ETH_P_IP);
querier4.shadowing = br_multicast_has_querier_adjacent(dev, ETH_P_IP);
@@ -671,7 +670,6 @@ static int batadv_mcast_forw_mode_check_ipv4(struct batadv_priv *bat_priv,
return 0;
}
-#if IS_ENABLED(CONFIG_IPV6)
/**
* batadv_mcast_is_report_ipv6 - check for MLD reports
* @skb: the ethernet frame destined for the mesh
@@ -736,7 +734,6 @@ static int batadv_mcast_forw_mode_check_ipv6(struct batadv_priv *bat_priv,
return 0;
}
-#endif
/**
* batadv_mcast_forw_mode_check - check for optimized forwarding potential
@@ -765,11 +762,12 @@ static int batadv_mcast_forw_mode_check(struct batadv_priv *bat_priv,
case ETH_P_IP:
return batadv_mcast_forw_mode_check_ipv4(bat_priv, skb,
is_unsnoopable);
-#if IS_ENABLED(CONFIG_IPV6)
case ETH_P_IPV6:
+ if (!IS_ENABLED(CONFIG_IPV6))
+ return -EINVAL;
+
return batadv_mcast_forw_mode_check_ipv6(bat_priv, skb,
is_unsnoopable);
-#endif
default:
return -EINVAL;
}