!1765 [sync] PR-1749: Input: cyttsp4_core - change del_timer_sync() to timer_shutdown_sync()

Merge Pull Request from: @openeuler-sync-bot 
 

Origin pull request: 
https://gitee.com/openeuler/kernel/pulls/1749 
 
PR sync from: Yang Jihong <yangjihong1@huawei.com>
https://mailweb.openeuler.org/hyperkitty/list/kernel@openeuler.org/message/TUHOROYESBXPQZYAJ6NRZKRHEBFESGHK/ 
 
https://gitee.com/src-openeuler/kernel/issues/I7QE3F 
 
Link:https://gitee.com/openeuler/kernel/pulls/1765 

Reviewed-by: Xu Kuohai <xukuohai@huawei.com> 
Signed-off-by: Jialin Zhang <zhangjialin11@huawei.com> 

drivers/input/touchscreen/cyttsp4_core.c

@@ -1249,9 +1249,8 @@ static void cyttsp4_stop_wd_timer(struct cyttsp4 *cd)
 	 * Ensure we wait until the watchdog timer
 	 * running on a different CPU finishes
 	 */
-	del_timer_sync(&cd->watchdog_timer);
+	timer_shutdown_sync(&cd->watchdog_timer);
 	cancel_work_sync(&cd->watchdog_work);
-	del_timer_sync(&cd->watchdog_timer);
 }
 
 static void cyttsp4_watchdog_timer(struct timer_list *t)