diff --git a/[refs] b/[refs]
index 9a3c891e074d..ba1690817180 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: c2ec81cb3e9d6cb6d819155883684d94fab005ad
+refs/heads/master: b737b2e00d99a4c07ba3e50d2f5b154addfe7c76
diff --git a/trunk/drivers/staging/hv/ring_buffer.c b/trunk/drivers/staging/hv/ring_buffer.c
index 9212699a6632..70e2e66fec71 100644
--- a/trunk/drivers/staging/hv/ring_buffer.c
+++ b/trunk/drivers/staging/hv/ring_buffer.c
@@ -34,7 +34,8 @@
 
 
 /* Amount of space to write to */
-#define BYTES_AVAIL_TO_WRITE(r, w, z) ((w) >= (r)) ? ((z) - ((w) - (r))) : ((r) - (w))
+#define BYTES_AVAIL_TO_WRITE(r, w, z) \
+	((w) >= (r)) ? ((z) - ((w) - (r))) : ((r) - (w))
 
 
 /*