linux-kernel - [PATCH AUTOSEL 6.1 28/48] drm/amdgpu: Dereference the ATCS ACPI buffer

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Message-ID: <20241124134950.3348099-28-sashal@kernel.org>
Date: Sun, 24 Nov 2024 08:48:51 -0500
From: Sasha Levin <sashal@...nel.org>
To: linux-kernel@...r.kernel.org,
	stable@...r.kernel.org
Cc: Prike Liang <Prike.Liang@....com>,
	Alex Deucher <alexander.deucher@....com>,
	Sasha Levin <sashal@...nel.org>,
	christian.koenig@....com,
	Xinhui.Pan@....com,
	airlied@...il.com,
	simona@...ll.ch,
	mario.limonciello@....com,
	Jun.Ma2@....com,
	antonio@...delbit.com,
	sunpeng.li@....com,
	amd-gfx@...ts.freedesktop.org,
	dri-devel@...ts.freedesktop.org
Subject: [PATCH AUTOSEL 6.1 28/48] drm/amdgpu: Dereference the ATCS ACPI buffer

From: Prike Liang <Prike.Liang@....com>

[ 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@....com>
Reviewed-by: Alex Deucher <alexander.deucher@....com>
Signed-off-by: Alex Deucher <alexander.deucher@....com>
Signed-off-by: Sasha Levin <sashal@...nel.org>
---
 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 7ad7ebaaa93cd..5fa7f6d8aa309 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_acpi.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_acpi.c
@@ -758,6 +758,7 @@ int amdgpu_acpi_power_shift_control(struct amdgpu_device *adev,
 		return -EIO;
 	}
 
+	kfree(info);
 	return 0;
 }
 
-- 
2.43.0