staging: r8188eu: remove rtw_get_timestampe_from_ie()

Function rtw_get_timestampe_from_ie() is not used, remove it.
Signed-off-by: Michael Straube <straube.linux@gmail.com>
Link: https://lore.kernel.org/r/20210922200420.9693-12-straube.linux@gmail.comSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/r8188eu/core/rtw_mlme.c

@@ -290,11 +290,6 @@ u16 rtw_get_capability(struct wlan_bssid_ex *bss)
 	return le16_to_cpu(val);
 }
 
-u8 *rtw_get_timestampe_from_ie(u8 *ie)
-{
-	return ie + 0;
-}
-
 u8 *rtw_get_beacon_interval_from_ie(u8 *ie)
 {
 	return ie + 8;

drivers/staging/r8188eu/include/rtw_mlme.h

@@ -598,7 +598,6 @@ void _rtw_free_network_queue(struct adapter *padapter, u8 isfreeall);
 int rtw_if_up(struct adapter *padapter);
 
 u8 *rtw_get_capability_from_ie(u8 *ie);
-u8 *rtw_get_timestampe_from_ie(u8 *ie);
 u8 *rtw_get_beacon_interval_from_ie(u8 *ie);
 
 void rtw_joinbss_reset(struct adapter *padapter);