[B.A.T.M.A.N.] [PATCHv2] batman-adv: return NULL instead of 0 in batadv_mcast_forw_ip_node_get()

[Linus Lüssing]

batadv_mcast_forw_ip_node_get() returns a pointer, so returning NULL in
error cases is always more appropriate than 0.

Introduced by: c8fedbea81eac41a4971bb43353fd52a903d7c4c
("batman-adv: Send multicast packets to nodes with a WANT_ALL flag")

Reported-by: Antonio Quartulli <anto...@meshcoding.com>
Signed-off-by: Linus Lüssing <linus.luess...@web.de>
---
* added Reported-by

 multicast.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/multicast.c b/multicast.c
index b2abe00..00bb30e 100644
--- a/multicast.c
+++ b/multicast.c
@@ -498,7 +498,7 @@ batadv_mcast_forw_ip_node_get(struct batadv_priv *bat_priv,
                return batadv_mcast_forw_ipv6_node_get(bat_priv);
        default:
                /* we shouldn't be here... */
-               return 0;
+               return NULL;
        }
 }
 
-- 
1.7.10.4