diff --git a/drivers/staging/rtl8188eu/hal/odm_interface.c b/drivers/staging/rtl8188eu/hal/odm_interface.c
index e6b3543cfbdc..74d37cf3daa7 100644
--- a/drivers/staging/rtl8188eu/hal/odm_interface.c
+++ b/drivers/staging/rtl8188eu/hal/odm_interface.c
@@ -90,26 +90,6 @@ void ODM_InitializeWorkItem(struct odm_dm_struct *pDM_Odm, void *pRtWorkItem,
 {
 }
 
-void ODM_StartWorkItem(void *pRtWorkItem)
-{
-}
-
-void ODM_StopWorkItem(void *pRtWorkItem)
-{
-}
-
-void ODM_FreeWorkItem(void *pRtWorkItem)
-{
-}
-
-void ODM_ScheduleWorkItem(void *pRtWorkItem)
-{
-}
-
-void ODM_IsWorkItemScheduled(void *pRtWorkItem)
-{
-}
-
 void ODM_SetTimer(struct odm_dm_struct *pDM_Odm, struct timer_list *pTimer, u32 msDelay)
 {
 	_set_timer(pTimer, msDelay); /* ms */
diff --git a/drivers/staging/rtl8188eu/include/odm_interface.h b/drivers/staging/rtl8188eu/include/odm_interface.h
index 73110c8b65c9..f2e32a177c24 100644
--- a/drivers/staging/rtl8188eu/include/odm_interface.h
+++ b/drivers/staging/rtl8188eu/include/odm_interface.h
@@ -108,16 +108,6 @@ void ODM_InitializeWorkItem(struct odm_dm_struct *pDM_Odm, void *pRtWorkItem,
 			    RT_WORKITEM_CALL_BACK RtWorkItemCallback,
 			    void *pContext, const char *szID);
 
-void ODM_StartWorkItem(void *pRtWorkItem);
-
-void ODM_StopWorkItem(void *pRtWorkItem);
-
-void ODM_FreeWorkItem(void *pRtWorkItem);
-
-void ODM_ScheduleWorkItem(void *pRtWorkItem);
-
-void ODM_IsWorkItemScheduled(void *pRtWorkItem);
-
 /*  ODM Timer relative API. */
 void ODM_SetTimer(struct odm_dm_struct *pDM_Odm, struct timer_list *pTimer,
 		  u32 msDelay);