staging: wilc1000: use 'void' return type for host_int_get_assoc_res_info()

Change return type to 'void' for host_int_get_assoc_res_info() as its
return value is not used. 'rcvd_assoc_resp_info_len' parameter value is
used to know the status.
Signed-off-by: Ajay Singh <ajay.kathat@microchip.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/wilc1000/host_interface.c

@@ -1388,7 +1388,7 @@ static void handle_rcvd_ntwrk_info(struct work_struct *work)
 	kfree(msg);
 }
 
-static s32 host_int_get_assoc_res_info(struct wilc_vif *vif,
+static void host_int_get_assoc_res_info(struct wilc_vif *vif,
 					u8 *assoc_resp_info,
 					u32 max_assoc_resp_info_len,
 					u32 *rcvd_assoc_resp_info_len)
@@ -1406,11 +1406,10 @@ static s32 host_int_get_assoc_res_info(struct wilc_vif *vif,
 	if (result) {
 		*rcvd_assoc_resp_info_len = 0;
 		netdev_err(vif->ndev, "Failed to send association response\n");
-		return -EINVAL;
+		return;
 	}
 
 	*rcvd_assoc_resp_info_len = wid.size;
-	return result;
 }
 
 static inline void host_int_free_user_conn_req(struct host_if_drv *hif_drv)