From 39f997965540dede8d8dd524cc8aa7b1b8d7ee82 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Gu=C3=B0ni=20M=C3=A1r=20Gilbert?= <gudni.m.g@gmail.com>
Date: Sat, 14 Jan 2023 16:40:19 +0000
Subject: [PATCH] optimisation: Combine if statement in M600

Change in memory:
Flash: -52 bytes
SRAM: 0 bytes
---
 Firmware/Marlin_main.cpp | 11 +++++------
 1 file changed, 5 insertions(+), 6 deletions(-)

diff --git a/Firmware/Marlin_main.cpp b/Firmware/Marlin_main.cpp
index befd48857..187e880e2 100644
--- a/Firmware/Marlin_main.cpp
+++ b/Firmware/Marlin_main.cpp
@@ -3542,15 +3542,14 @@ static void gcode_M600(bool automatic, float x_position, float y_position, float
     plan_buffer_line_curposXYZE(FILAMENTCHANGE_XYFEED);
     st_synchronize();
 
-    // Beep, manage nozzle heater and wait for user to start unload filament
-    if (!MMU2::mmu2.Enabled())
-        M600_wait_for_user(HotendTempBckp);
-
     // Unload filament
-    if (MMU2::mmu2.Enabled())
+    if (MMU2::mmu2.Enabled()) {
         mmu_M600_unload_filament();
-    else
+    } else {
+        // Beep, manage nozzle heater and wait for user to start unload filament
+        M600_wait_for_user(HotendTempBckp);
         unload_filament(FILAMENTCHANGE_FINALRETRACT);
+    }
     st_synchronize();          // finish moves
     {
         FSensorBlockRunout fsBlockRunout;