From d5d2650c2e662238de995f63e47f9781e596ec9b Mon Sep 17 00:00:00 2001
From: mdblack98 <mdblack98@yahoo.com>
Date: Tue, 5 May 2020 09:59:28 -0500
Subject: [PATCH] Update cache only when retcode=RIG_OK

---
 src/rig.c | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/src/rig.c b/src/rig.c
index d1bdd3def..f0748de1e 100644
--- a/src/rig.c
+++ b/src/rig.c
@@ -1295,9 +1295,11 @@ int HAMLIB_API rig_set_freq(RIG *rig, vfo_t vfo, freq_t freq)
         rig->state.current_freq = freq;
     }
 
-    elapsed_ms(&rig->state.cache.time_ptt, ELAPSED_SET);
-    rig->state.cache.freq = freq;
-    rig->state.cache.vfo_freq = vfo;
+    if (retcode == RIG_OK) {
+        elapsed_ms(&rig->state.cache.time_ptt, ELAPSED_SET);
+        rig->state.cache.freq = freq;
+        rig->state.cache.vfo_freq = vfo;
+    }
 
     return retcode;
 }