From 0c16a2c8372d9471e88ab67db4a2cbe446b73837 Mon Sep 17 00:00:00 2001
From: Nick Foster <nick@nerdnetworks.org>
Date: Wed, 28 Jul 2010 10:11:01 -0700
Subject: usrp: gain group should not try to set gain elements if there are
none
---
host/lib/gain_group.cpp | 1 +
1 file changed, 1 insertion(+)
(limited to 'host/lib')
diff --git a/host/lib/gain_group.cpp b/host/lib/gain_group.cpp
index 3ae9a285e..5a14fa96f 100644
--- a/host/lib/gain_group.cpp
+++ b/host/lib/gain_group.cpp
@@ -70,6 +70,7 @@ public:
void set_value(float gain){
std::vector<gain_fcns_t> all_fcns = get_all_fcns();
+ if (all_fcns.size() == 0) return; //nothing to set!
//get the max step size among the gains
float max_step = 0;
--
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