Fix a recently introduced use-after-free bug.

Signed-off-by: Ingo Molnar <mingo@kernel.org>
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Merge tag 'sched-urgent-2023-10-21' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

Pull scheduler fix from Ingo Molnar:
 "Fix a recently introduced use-after-free bug"

* tag 'sched-urgent-2023-10-21' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  sched/eevdf: Fix heap corruption more
This commit is contained in:
Linus Torvalds 2023-10-21 11:19:07 -07:00
commit 45d3291c52

View File

@ -3657,7 +3657,8 @@ static void reweight_entity(struct cfs_rq *cfs_rq, struct sched_entity *se,
*/
deadline = div_s64(deadline * old_weight, weight);
se->deadline = se->vruntime + deadline;
min_deadline_cb_propagate(&se->run_node, NULL);
if (se != cfs_rq->curr)
min_deadline_cb_propagate(&se->run_node, NULL);
}
#ifdef CONFIG_SMP