From b3ebb4c030f14617db7940156d3e14ccb6ea35a9 Mon Sep 17 00:00:00 2001
From: Christian Pointner <equinox@spreadspace.org>
Date: Thu, 7 Feb 2013 00:34:20 +0000
Subject: stepper respects limits now

git-svn-id: https://svn.spreadspace.org/avr/trunk@162 aa12f405-d877-488e-9caf-2d797e2a1cc7
---
 usb-i2c-sl018/statemachine.c | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'usb-i2c-sl018/statemachine.c')

diff --git a/usb-i2c-sl018/statemachine.c b/usb-i2c-sl018/statemachine.c
index fac0964..9a43385 100644
--- a/usb-i2c-sl018/statemachine.c
+++ b/usb-i2c-sl018/statemachine.c
@@ -111,6 +111,9 @@ void statemachine_task_limits(void)
 void statemachine_task_event(void)
 {
   event_t event = eventqueue_pop();
+  if(event == none)
+    return;
+
   switch(state) {
     case closing:
     case opening:
-- 
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