From 95a44e877791d6e7cbafe44e6b4edc07cdef6258 Mon Sep 17 00:00:00 2001
From: Markus Hitter <mah@jump-ing.de>
Date: Mon, 16 Dec 2013 13:48:00 +0100
Subject: [PATCH] DDA: clear flags of a queue entry earlier.

Formerly, once a wait for temp was given, this flag would stick
forever on this queue entry.

Spotted by Zungmann, thanks a lot!

http://forums.reprap.org/read.php?147,33082,280439#msg-280439
---
 dda.c       | 5 -----
 dda_queue.c | 4 ++++
 2 files changed, 4 insertions(+), 5 deletions(-)

diff --git a/dda.c b/dda.c
index 5bf0163..690882b 100644
--- a/dda.c
+++ b/dda.c
@@ -115,16 +115,11 @@ void dda_create(DDA *dda, TARGET *target) {
   if (dda->waitfor_temp)
     return;
 
-  // Initialise DDA to a known state. This also clears flags like
-  // dda->live, dda->done and dda->wait_for_temp.
-	dda->allflags = 0;
-
 	if (DEBUG_DDA && (debug_flags & DEBUG_DDA))
     sersendf_P(PSTR("\nCreate: X %lq  Y %lq  Z %lq  F %lu\n"),
                dda->endpoint.X, dda->endpoint.Y,
                dda->endpoint.Z, dda->endpoint.F);
 
-
 	// we end at the passed target
 	memcpy(&(dda->endpoint), target, sizeof(TARGET));
 
diff --git a/dda_queue.c b/dda_queue.c
index 43d64d4..6a4ce2c 100644
--- a/dda_queue.c
+++ b/dda_queue.c
@@ -113,6 +113,10 @@ void enqueue_home(TARGET *t, uint8_t endstop_check, uint8_t endstop_stop_cond) {
 
 	DDA* new_movebuffer = &(movebuffer[h]);
 
+  // Initialise queue entry to a known state. This also clears flags like
+  // dda->live, dda->done and dda->wait_for_temp.
+  new_movebuffer->allflags = 0;
+
   if (t != NULL) {
 		new_movebuffer->endstop_check = endstop_check;
 		new_movebuffer->endstop_stop_cond = endstop_stop_cond;