diff --git a/drivers/staging/r8188eu/include/rtw_cmd.h b/drivers/staging/r8188eu/include/rtw_cmd.h
index 8bbfeb42604f..0cb054909bc6 100644
--- a/drivers/staging/r8188eu/include/rtw_cmd.h
+++ b/drivers/staging/r8188eu/include/rtw_cmd.h
@@ -8,13 +8,9 @@
 #include "rtw_rf.h"
 #include "rtw_led.h"
 
-#define C2H_MEM_SZ (16*1024)
-
 #include "osdep_service.h"
 #include "ieee80211.h" /*  <ieee80211/ieee80211.h> */
 
-#define FREE_CMDOBJ_SZ	128
-
 #define MAX_CMDSZ	1024
 #define MAX_RSPSZ	512
 #define MAX_EVTSZ	1024