sched/core: Remove duplicate assignment in sched_tick_remote()

A redundant "curr = rq->curr" was added; remove it.

Fixes: ebc0f83c ("timers/nohz: Update NOHZ load in remote tick")
Signed-off-by: NScott Wood <swood@redhat.com>
Signed-off-by: NPeter Zijlstra (Intel) <peterz@infradead.org>
Signed-off-by: NIngo Molnar <mingo@kernel.org>
Signed-off-by: NThomas Gleixner <tglx@linutronix.de>
Link: https://lkml.kernel.org/r/1580776558-12882-1-git-send-email-swood@redhat.com

kernel/sched/core.c

@@ -3683,7 +3683,6 @@ static void sched_tick_remote(struct work_struct *work)
 	if (cpu_is_offline(cpu))
 		goto out_unlock;
 
-	curr = rq->curr;
 	update_rq_clock(rq);
 
 	if (!is_idle_task(curr)) {