staging: r8188eu: remove for_each_ie macro

for_each_ie does not used in the driver code.
Signed-off-by: Ivan Safonov <insafonov@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/rtl8188eu/include/ieee80211.h

@@ -1121,16 +1121,6 @@ u8 *rtw_get_wps_attr(u8 *wps_ie, uint wps_ielen, u16 target_attr_id,
 u8 *rtw_get_wps_attr_content(u8 *wps_ie, uint wps_ielen, u16 target_attr_id,
 			     u8 *buf_content, uint *len_content);
 
-/**
- * for_each_ie - iterate over continuous IEs
- * @ie:
- * @buf:
- * @buf_len:
- */
-#define for_each_ie(ie, buf, buf_len) \
-	for (ie = (void *)buf; (((u8 *)ie) - ((u8 *)buf) + 1) < buf_len;	\
-		ie = (void *)(((u8 *)ie) + *(((u8 *)ie)+1) + 2))
-
 uint	rtw_get_rateset_len(u8	*rateset);
 
 struct registry_priv;