diff --git a/cpu/native/net/linuxradio-drv.c b/cpu/native/net/linuxradio-drv.c
index f0f254536..0b30a5989 100644
--- a/cpu/native/net/linuxradio-drv.c
+++ b/cpu/native/net/linuxradio-drv.c
@@ -89,6 +89,7 @@ transmit(unsigned short transmit_len)
   sent = send(sockfd, sockbuf, buflen, 0);
   if (sent < 0) {
     perror("linuxradio send()");
+    return RADIO_TX_ERR;
   }
   buflen = 0;
   return RADIO_TX_OK;