diff --git a/drivers/staging/r8188eu/include/osdep_service.h b/drivers/staging/r8188eu/include/osdep_service.h
index a9f147cd42fe..4c00adeb72ee 100644
--- a/drivers/staging/r8188eu/include/osdep_service.h
+++ b/drivers/staging/r8188eu/include/osdep_service.h
@@ -171,7 +171,6 @@ extern unsigned char WPA_TKIP_CIPHER[4];
 extern unsigned char RSN_TKIP_CIPHER[4];
 
 #define rtw_update_mem_stat(flag, sz) do {} while (0)
-u8 *_rtw_vmalloc(u32 sz);
 u8 *_rtw_zvmalloc(u32 sz);
 #define rtw_zvmalloc(sz)			_rtw_zvmalloc((sz))
 
diff --git a/drivers/staging/r8188eu/os_dep/osdep_service.c b/drivers/staging/r8188eu/os_dep/osdep_service.c
index 6218a9052ee9..800f493f1000 100644
--- a/drivers/staging/r8188eu/os_dep/osdep_service.c
+++ b/drivers/staging/r8188eu/os_dep/osdep_service.c
@@ -36,17 +36,10 @@ u32 rtw_atoi(u8 *s)
 	return num;
 }
 
-inline u8 *_rtw_vmalloc(u32 sz)
-{
-	u8	*pbuf;
-	pbuf = vmalloc(sz);
-	return pbuf;
-}
-
 inline u8 *_rtw_zvmalloc(u32 sz)
 {
 	u8	*pbuf;
-	pbuf = _rtw_vmalloc(sz);
+	pbuf = vmalloc(sz);
 	if (pbuf)
 		memset(pbuf, 0, sz);
 	return pbuf;