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-rw-r--r--nest/protocol.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/nest/protocol.h b/nest/protocol.h
index af2a5d68..c87d3814 100644
--- a/nest/protocol.h
+++ b/nest/protocol.h
@@ -624,7 +624,7 @@ struct channel_config *proto_cf_find_channel(struct proto_config *p, uint net_ty
static inline struct channel_config *proto_cf_main_channel(struct proto_config *pc)
{ return proto_cf_find_channel(pc, pc->net_type); }
static inline struct channel_config *proto_cf_mpls_channel(struct proto_config *pc)
-{ return proto_cf_find_channel(pc, NET_MPLS); }
+{ return (pc->net_type != NET_MPLS) ? proto_cf_find_channel(pc, NET_MPLS) : NULL; }
struct channel *proto_find_channel_by_table(struct proto *p, struct rtable *t);
struct channel *proto_find_channel_by_name(struct proto *p, const char *n);