autotemp_factor is not value_celsius_diff

See https://github.com/MarlinFirmware/Marlin/issues/9852#issuecomment-369861822
6 years ago · d1dc863962
1 changed files with 1 additions and 2 deletions
--- a/Marlin/src/module/planner.cpp
+++ b/Marlin/src/module/planner.cpp
@ -1692,8 +1692,7 @@ void Planner::refresh_positioning() {
 #if ENABLED(AUTOTEMP)

  void Planner::autotemp_M104_M109() {
-    autotemp_enabled = parser.seen('F');
-    if (autotemp_enabled) autotemp_factor = parser.value_celsius_diff();
+    if ((autotemp_enabled = parser.seen('F'))) autotemp_factor = parser.value_float();
    if (parser.seen('S')) autotemp_min = parser.value_celsius();
    if (parser.seen('B')) autotemp_max = parser.value_celsius();
  }