staging: r8188eu: drop return value from receive_disconnect

The receive_disconnect function always returns _SUCCESS. None of the
callers checks the return value. We can remove it.

Tested-by: Philipp Hortmann <philipp.g.hortmann@gmail.com> # Edimax N150
Signed-off-by: Martin Kaiser <martin@kaiser.cx>
Link: https://lore.kernel.org/r/20220626180734.287137-1-martin@kaiser.cxSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/r8188eu/core/rtw_mlme_ext.c

@@ -6191,14 +6191,14 @@ void start_clnt_assoc(struct adapter *padapter)
 	set_link_timer(pmlmeext, REASSOC_TO);
 }
 
-unsigned int receive_disconnect(struct adapter *padapter, unsigned char *MacAddr, unsigned short reason)
+void receive_disconnect(struct adapter *padapter, unsigned char *MacAddr, unsigned short reason)
 {
 	struct mlme_ext_priv	*pmlmeext = &padapter->mlmeextpriv;
 	struct mlme_ext_info	*pmlmeinfo = &pmlmeext->mlmext_info;
 
 	/* check A3 */
 	if (!(!memcmp(MacAddr, get_my_bssid(&pmlmeinfo->network), ETH_ALEN)))
-		return _SUCCESS;
+		return;
 
 	if ((pmlmeinfo->state & 0x03) == WIFI_FW_STATION_STATE) {
 		if (pmlmeinfo->state & WIFI_FW_ASSOC_SUCCESS) {
@@ -6209,7 +6209,6 @@ unsigned int receive_disconnect(struct adapter *padapter, unsigned char *MacAddr
 			report_join_res(padapter, -2);
 		}
 	}
-	return _SUCCESS;
 }
 
 static void process_80211d(struct adapter *padapter, struct wlan_bssid_ex *bssid)

drivers/staging/r8188eu/include/rtw_mlme_ext.h

@@ -468,8 +468,7 @@ unsigned int update_MSC_rate(struct HT_caps_element *pHT_caps);
 void Update_RA_Entry(struct adapter *padapter, u32 mac_id);
 void set_sta_rate(struct adapter *padapter, struct sta_info *psta);
 
-unsigned int receive_disconnect(struct adapter *padapter,
-				unsigned char *macaddr, unsigned short reason);
+void receive_disconnect(struct adapter *padapter, unsigned char *macaddr, unsigned short reason);
 
 unsigned char get_highest_rate_idx(u32 mask);
 int support_short_GI(struct adapter *padapter, struct HT_caps_element *caps);