From: Hui Tang tanghui20@huawei.com
hulk inclusion category: bugfix bugzilla: https://gitee.com/openeuler/kernel/issues/I7FBJM CVE: NA
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Free ad->domains_orig[] in 'free_affinity_domains', otherwise the memory will leak.
Fixes: 713cfd2684fa ("sched: Introduce smart grid scheduling strategy for cfs") Signed-off-by: Hui Tang tanghui20@huawei.com Reviewed-by: Zhang Qiao zhangqiao22@huawei.com Signed-off-by: Zhang Changzhong zhangchangzhong@huawei.com Signed-off-by: Yipeng Zou zouyipeng@huawei.com --- kernel/sched/fair.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-)
diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c index 354cfcfe406f..513f5f55fe93 100644 --- a/kernel/sched/fair.c +++ b/kernel/sched/fair.c @@ -6112,7 +6112,9 @@ void free_affinity_domains(struct affinity_domain *ad)
for (i = 0; i < ad->dcount; i++) { kfree(ad->domains[i]); + kfree(ad->domains_orig[i]); ad->domains[i] = NULL; + ad->domains_orig[i] = NULL; } ad->dcount = 0; } @@ -6133,7 +6135,7 @@ static int init_affinity_domains_orig(struct affinity_domain *ad) err: for (j = 0; j < i; j++) { kfree(ad->domains_orig[j]); - ad->domains_orig[i] = NULL; + ad->domains_orig[j] = NULL; } return -ENOMEM; } @@ -6199,7 +6201,7 @@ int init_auto_affinity(struct task_group *tg) struct auto_affinity *auto_affi; int ret;
- auto_affi = kmalloc(sizeof(*auto_affi), GFP_KERNEL); + auto_affi = kzalloc(sizeof(*auto_affi), GFP_KERNEL); if (!auto_affi) return -ENOMEM;