From e4a10a64b8dd318c4833c81cee0978cb696a60d7 Mon Sep 17 00:00:00 2001
From: Prike Liang <Prike.Liang@amd.com>
Date: Wed, 12 Mar 2025 22:51:00 +0900
Subject: [PATCH] drm/amdgpu: Dereference the ATCS ACPI buffer

BugLink: https://bugs.launchpad.net/bugs/2102118

[ Upstream commit 32e7ee293ff476c67b51be006e986021967bc525 ]

Need to dereference the atcs acpi buffer after
the method is executed, otherwise it will result in
a memory leak.

Signed-off-by: Prike Liang <Prike.Liang@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
Signed-off-by: Koichiro Den <koichiro.den@canonical.com>
Signed-off-by: Stefan Bader <stefan.bader@canonical.com>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_acpi.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_acpi.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_acpi.c
index d1c50dcde0f5..ae1ae7f7642a 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_acpi.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_acpi.c
@@ -798,6 +798,7 @@ int amdgpu_acpi_power_shift_control(struct amdgpu_device *adev,
 		return -EIO;
 	}
 
+	kfree(info);
 	return 0;
 }