--- Dm-target.c.orig	2006-12-02 02:07:30.000000000 +0100
+++ Dm-target.c	2006-12-02 02:08:58.000000000 +0100
@@ -28,10 +28,10 @@
 
 int trace_level = 0;
 
-#define MSG_PREFIX "truecrypt: "
-#define error(fmt, args...) printk(KERN_ERR MSG_PREFIX fmt, ## args)
-#define trace(level, fmt, args...) level <= trace_level && printk(KERN_DEBUG MSG_PREFIX fmt, ## args)
-#define dbg(fmt, args...) printk(KERN_DEBUG MSG_PREFIX fmt, ## args)
+#define DM_MSG_PREFIX "truecrypt: "
+#define error(fmt, args...) printk(KERN_ERR DM_MSG_PREFIX fmt, ## args)
+#define trace(level, fmt, args...) level <= trace_level && printk(KERN_DEBUG DM_MSG_PREFIX fmt, ## args)
+#define dbg(fmt, args...) printk(KERN_DEBUG DM_MSG_PREFIX fmt, ## args)
 
 #define MIN_POOL_SIZE 16