'destroy_workqueue()' already drains the queue before destroying it, so
there is no need to flush it explicitly.
Remove the redundant 'flush_workqueue()' calls.
This was generated with coccinelle:
@@
expression E;
@@
- flush_workqueue(E);
  destroy_workqueue(E);
Signed-off-by: Chen Ni <nichen@iscas.ac.cn>
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Link: https://patch.msgid.link/20250324080303.408084-1-nichen@iscas.ac.cn
 
 
        skb_queue_purge(&rtwusb->rx_queue);
 
-       flush_workqueue(rtwusb->rxwq);
        destroy_workqueue(rtwusb->rxwq);
 
        skb_queue_purge(&rtwusb->rx_free_queue);
 {
        struct rtw_usb *rtwusb = rtw_get_usb_priv(rtwdev);
 
-       flush_workqueue(rtwusb->txwq);
        destroy_workqueue(rtwusb->txwq);
        rtw_usb_tx_queue_purge(rtwusb);
 }