diff --git a/include/linux/ethtool_netlink.h b/include/linux/ethtool_netlink.h
index 39254b2726c0..15881f34ef66 100644
--- a/include/linux/ethtool_netlink.h
+++ b/include/linux/ethtool_netlink.h
@@ -7,9 +7,6 @@
 #include <linux/ethtool.h>
 #include <linux/netdevice.h>
 
-#define __ETHTOOL_LINK_MODE_MASK_NWORDS \
-	DIV_ROUND_UP(__ETHTOOL_LINK_MODE_MASK_NBITS, 32)
-
 #define ETHTOOL_PAUSE_STAT_CNT	(__ETHTOOL_A_PAUSE_STAT_CNT -		\
 				 ETHTOOL_A_PAUSE_STAT_TX_FRAMES)