compat: lock correct mutex in device_lock

This seams to be an error as all the other functions are working on the
other struct.

CC: Blaise Gassend <blaise@willowgarage.com>
Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>

diff --git a/include/linux/compat-2.6.34.h b/include/linux/compat-2.6.34.h
index f710d08b1c4a1ae8d6a004d74d18c4891f0aae70..763abcacfca114c621c4729db66960065b0d8d49 100644 (file)
--- a/include/linux/compat-2.6.34.h
+++ b/include/linux/compat-2.6.34.h
@@ -143,7 +143,7 @@ do {                                                                \
 static inline void device_lock(struct device *dev)
 {
 #if defined(CONFIG_PREEMPT_RT) || defined(CONFIG_PREEMPT_DESKTOP)
-        mutex_lock(&dev->parent->mutex);
+        mutex_lock(&dev->mutex);
 #else
        down(&dev->sem);
 #endif