From 1583d37edd2322449e7ffa02ed352f875ef11536 Mon Sep 17 00:00:00 2001
From: Scott Lahteine <sourcetree@thinkyhead.com>
Date: Fri, 23 Sep 2016 01:01:22 -0500
Subject: [PATCH] Comment on M851 case

---
 Marlin/Marlin_main.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Marlin/Marlin_main.cpp b/Marlin/Marlin_main.cpp
index de089f0063..a676a145ce 100644
--- a/Marlin/Marlin_main.cpp
+++ b/Marlin/Marlin_main.cpp
@@ -7640,7 +7640,7 @@ void process_next_command() {
       #endif
 
       #if HAS_BED_PROBE
-        case 851:
+        case 851: // Set Z Probe Z Offset
           gcode_M851();
           break;
       #endif // HAS_BED_PROBE