Don't need to check all channels if not using default frequency slot

src/mesh/Channels.cpp

@@ -257,17 +257,17 @@ const char *Channels::getName(size_t chIndex)
 
 bool Channels::hasDefaultChannel()
 {
-    // If we don't use a preset or we override the frequency, we don't have a default channel
-    if (!config.lora.use_preset || config.lora.override_frequency)
+    // If we don't use a preset or the default frequency slot, or we override the frequency, we don't have a default channel
+    if (!config.lora.use_preset || !RadioInterface::uses_default_frequency_slot || config.lora.override_frequency)
         return false;
     // Check if any of the channels are using the default name and PSK
     for (size_t i = 0; i < getNumChannels(); i++) {
         const auto &ch = getByIndex(i);
         if (ch.settings.psk.size == 1 && ch.settings.psk.bytes[0] == 1) {
             const char *name = getName(i);
             const char *presetName = DisplayFormatters::getModemPresetDisplayName(config.lora.modem_preset, false);
-            // Check if the name is the default derived from the modem preset and we use the default frequency slot
-            if (strcmp(name, presetName) == 0 && RadioInterface::uses_default_frequency_slot)
+            // Check if the name is the default derived from the modem preset
+            if (strcmp(name, presetName) == 0)
                 return true;
         }
     }