Fixed invalid addressing (overflow) of position_shift / software endstops

Signed-off-by: Jeff K

Marlin/Marlin_main.cpp

@@ -3598,15 +3598,16 @@ inline void gcode_G92() {
 
       current_position[i] = v;
 
+      if (i == E_AXIS)
+        plan_set_e_position(v);
+      else {
         position_shift[i] += v - p; // Offset the coordinate space
         update_software_endstops((AxisEnum)i);
 		  
-      if (i == E_AXIS)
-        plan_set_e_position(v);
-      else
         didXYZ = true;
 	  }
     }
+  }
   if (didXYZ) {
     #if ENABLED(DELTA) || ENABLED(SCARA)
       sync_plan_position_delta();