From bf90961944291d332b81f29496ccb23bdd7c57c9 Mon Sep 17 00:00:00 2001
From: Armel FAUVEAU <armel.fauveau@globalis-ms.com>
Date: Mon, 12 Aug 2024 19:43:12 +0200
Subject: [PATCH] Save 88 bytes

---
 app/spectrum.c | 25 ++++++-------------------
 1 file changed, 6 insertions(+), 19 deletions(-)

diff --git a/app/spectrum.c b/app/spectrum.c
index 2066c99..0896c76 100644
--- a/app/spectrum.c
+++ b/app/spectrum.c
@@ -789,32 +789,19 @@ static void DrawStatus() {
 #ifdef ENABLE_FEAT_F4HWN_SPECTRUM
   static void ShowChannelName(uint32_t f) {
     unsigned int i;
-    char s[12];
     memset(String, 0, sizeof(String));
 
     if ( isListening ) { 
       for (i = 0; IS_MR_CHANNEL(i); i++) {
-          if (RADIO_CheckValidChannel(i, false, 0)) {
-            if (SETTINGS_FetchChannelFrequency(i) == f) {
-              memset(s, 0, sizeof(s));
-              SETTINGS_FetchChannelName(s, i);
-              if (s[0] != 0) {
-                if ( strlen(String) != 0 )
-                  strcat(String, "/");   // Add a space to result
-                strcat(String, s);
-              }
-              break;
-            }
+        if (RADIO_CheckValidChannel(i, false, 0)) {
+          if (SETTINGS_FetchChannelFrequency(i) == f) {
+            SETTINGS_FetchChannelName(String, i);
+            UI_PrintStringSmallBold(String[0] ? String : "--", 8, 127, 1);
+            break;
           }
+        }
       }
     }
-
-    if (String[0] != 0) {
-      if ( strlen(String) > 19 ) {
-        String[19] = 0;
-      }
-      UI_PrintStringSmallBold(String, 8, 127, 1);
-    }
   }
 #endif