diff --git a/drivers/staging/unisys/include/channel.h b/drivers/staging/unisys/include/channel.h
index 1c95302f7f1b88d51fa650838c30a910c6dd0f0d..802452908ff1527146c9fd9ba8d3075ab0594981 100644
--- a/drivers/staging/unisys/include/channel.h
+++ b/drivers/staging/unisys/include/channel.h
@@ -41,11 +41,8 @@
 #ifndef lengthof
 #define lengthof(TYPE, MEMBER) (sizeof(((TYPE *)0)->MEMBER))
 #endif
-#ifndef COVERQ
-#define COVERQ(v, d)  (((v) + (d) - 1) / (d))
-#endif
 #ifndef COVER
-#define COVER(v, d)   ((d) * COVERQ(v, d))
+#define COVER(v, d)   ((d) * DIV_ROUND_UP(v, d))
 #endif
 
 #define ULTRA_CHANNEL_PROTOCOL_SIGNATURE  SIGNATURE_32('E', 'C', 'N', 'L')