udp_send() may return an error

diff --git a/src/modules/proto_radius/proto_radius_udp.c b/src/modules/proto_radius/proto_radius_udp.c
index 687ca7d3e9884ae7904cbd4dd8625c8cb795c1c8..9e6799134709db4730319f908074722f8c5a70e3 100644 (file)
--- a/src/modules/proto_radius/proto_radius_udp.c
+++ b/src/modules/proto_radius/proto_radius_udp.c
@@ -351,6 +351,8 @@ static ssize_t mod_write(void *instance, void *packet_ctx,
                                     &address->dst_ipaddr, address->dst_port,
                                     address->if_index,
                                     &address->src_ipaddr, address->src_port);
+               if (data_size < 0) return data_size;
+
        } else {
                /*
                 *      Otherwise lie, and say we've written it all...