diff --git a/[refs] b/[refs]
index 09fa9ffb2036..bb0c02883884 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: b673c49f6fa53c8a9ad40cf0121bda293438e7e9
+refs/heads/master: db1701246d5c553ed440bcb6ee1b00ed6a975829
diff --git a/trunk/drivers/staging/comedi/drivers/rtd520.c b/trunk/drivers/staging/comedi/drivers/rtd520.c
index 5da6930eb80b..757cebb8a299 100644
--- a/trunk/drivers/staging/comedi/drivers/rtd520.c
+++ b/trunk/drivers/staging/comedi/drivers/rtd520.c
@@ -406,11 +406,6 @@ struct rtdPrivate {
 
 /* Macros to access registers */
 
-/* User output N source select (write only) */
-#define RtdUsrOutSource(dev, n, v) \
-	writel(v, devpriv->las0+((n <= 0) ? LAS0_UOUT0_SELECT : \
-				LAS0_UOUT1_SELECT))
-
 /* Digital IO */
 #define RtdDio0Read(dev) \
 	(readw(devpriv->las0+LAS0_DIO0) & 0xff)