Unverified Commit 9a500462 authored by openeuler-ci-bot's avatar openeuler-ci-bot Committed by Gitee
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!5919 [sync] PR-5870: drivers/amd/pm: fix a use-after-free in kv_parse_power_table 

Merge Pull Request from: @openeuler-sync-bot 
 

Origin pull request: 
https://gitee.com/openeuler/kernel/pulls/5870 
 
PR sync from: Hui Tang <tanghui20@huawei.com>
https://mailweb.openeuler.org/hyperkitty/list/kernel@openeuler.org/message/HOQ7FL5UUYEH76ZG6HRS2YJU6NQ3Z7F2/ 
 
https://gitee.com/src-openeuler/kernel/issues/I93L72 
 
Link:https://gitee.com/openeuler/kernel/pulls/5919

 

Reviewed-by: default avatarZucheng Zheng <zhengzucheng@huawei.com>
Signed-off-by: default avatarJialin Zhang <zhangjialin11@huawei.com>
parents 790ed527 0578c791

drivers/gpu/drm/amd/pm/powerplay/kv_dpm.c

+1 −3
Original line number Diff line number Diff line
@@ -2733,10 +2733,8 @@ static int kv_parse_power_table(struct amdgpu_device *adev) 
		non_clock_info = (struct _ATOM_PPLIB_NONCLOCK_INFO *)

			&non_clock_info_array->nonClockInfo[non_clock_array_index];

		ps = kzalloc(sizeof(struct kv_ps), GFP_KERNEL);

		if (ps == NULL) {

			kfree(adev->pm.dpm.ps);

		if (ps == NULL)

			return -ENOMEM;

		}

		adev->pm.dpm.ps[i].ps_priv = ps;

		k = 0;

		idx = (u8 *)&power_state->v2.clockInfoIndex[0];