Unverified Commit 0e2961dc authored by openeuler-ci-bot's avatar openeuler-ci-bot Committed by Gitee
Browse files

!4777 drivers/amd/pm: fix a use-after-free in kv_parse_power_table 

Merge Pull Request from: @ci-robot 
 
PR sync from: Hui Tang <tanghui20@huawei.com>
https://mailweb.openeuler.org/hyperkitty/list/kernel@openeuler.org/message/3B34FCOQ4UM4PL6CHQQNOQUWZA36IF67/ 
 
https://gitee.com/openeuler/kernel/issues/I94FUJ 
 
Link:https://gitee.com/openeuler/kernel/pulls/4777

 

Reviewed-by: default avatarZucheng Zheng <zhengzucheng@huawei.com>
Signed-off-by: default avatarZhang Changzhong <zhangchangzhong@huawei.com>
parents 8247b7f0 b1bfbccc

drivers/gpu/drm/amd/amdgpu/kv_dpm.c

+1 −3
Original line number Diff line number Diff line
@@ -2746,10 +2746,8 @@ 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];