From ff77bcb782ec48865d42d2c6cd83cb9af5c0e25d Mon Sep 17 00:00:00 2001
From: Xavier Arteaga <xavier@softwareradiosystems.com>
Date: Mon, 25 Nov 2019 11:51:48 +0100
Subject: [PATCH] ZMQ: Fix empty arguments SEGFAULT

---
 lib/src/phy/rf/rf_zmq_imp.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/src/phy/rf/rf_zmq_imp.c b/lib/src/phy/rf/rf_zmq_imp.c
index 7497db701..75e78353d 100644
--- a/lib/src/phy/rf/rf_zmq_imp.c
+++ b/lib/src/phy/rf/rf_zmq_imp.c
@@ -255,7 +255,7 @@ int rf_zmq_open_multi(char* args, void** h, uint32_t nof_channels)
       goto clean_exit;
     }
 
-    for (int i = 0; i < handler->nof_channels; i++) {
+    for (int i = 0; i < handler->nof_channels && args != NULL; i++) {
       // rxport
       {
         char config_arg[PARAM_LEN] = "rx_port=";