From 99f622f1e8d4f1decbfa99cadf47d9966e2d0e47 Mon Sep 17 00:00:00 2001
From: Florian Pose <fp@igh.de>
Date: Fri, 8 Aug 2008 12:44:40 +0000
Subject: [PATCH] Fixed missing up().

---
 master/cdev.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/master/cdev.c b/master/cdev.c
index dda8ab18..b2068b8f 100644
--- a/master/cdev.c
+++ b/master/cdev.c
@@ -561,6 +561,7 @@ int ec_cdev_ioctl_slave_state(
 
     if (!(slave = ec_master_find_slave(
                     master, 0, data.slave_position))) {
+        up(&master->master_sem);
         EC_ERR("Slave %u does not exist!\n", data.slave_position);
         return -EINVAL;
     }