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From: Sasha Levin <sashal@kernel.org>
To: linux-kernel@vger.kernel.org, stable@vger.kernel.org
Cc: Sasha Levin <sashal@kernel.org>, Jack Zhang <Jack.Zhang1@amd.com>,
	dri-devel@lists.freedesktop.org, Nirmoy Das <nirmoy.das@amd.com>,
	amd-gfx@lists.freedesktop.org,
	Alex Deucher <alexander.deucher@amd.com>
Subject: [PATCH AUTOSEL 5.6 091/129] drm/amdkfd: kfree the wrong pointer
Date: Wed, 15 Apr 2020 07:34:06 -0400	[thread overview]
Message-ID: <20200415113445.11881-91-sashal@kernel.org> (raw)
In-Reply-To: <20200415113445.11881-1-sashal@kernel.org>

From: Jack Zhang <Jack.Zhang1@amd.com>

[ Upstream commit 3148a6a0ef3cf93570f30a477292768f7eb5d3c3 ]

Originally, it kfrees the wrong pointer for mem_obj.
It would cause memory leak under stress test.

Signed-off-by: Jack Zhang <Jack.Zhang1@amd.com>
Acked-by: Nirmoy Das <nirmoy.das@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
 drivers/gpu/drm/amd/amdkfd/kfd_device.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_device.c b/drivers/gpu/drm/amd/amdkfd/kfd_device.c
index 2a9e401317353..0d70cb2248fe9 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_device.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_device.c
@@ -1104,9 +1104,9 @@ int kfd_gtt_sa_allocate(struct kfd_dev *kfd, unsigned int size,
 	return 0;
 
 kfd_gtt_no_free_chunk:
-	pr_debug("Allocation failed with mem_obj = %p\n", mem_obj);
+	pr_debug("Allocation failed with mem_obj = %p\n", *mem_obj);
 	mutex_unlock(&kfd->gtt_sa_lock);
-	kfree(mem_obj);
+	kfree(*mem_obj);
 	return -ENOMEM;
 }
 
-- 
2.20.1

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  parent reply	other threads:[~2020-04-15 11:36 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-04-15 11:32 [PATCH AUTOSEL 5.6 001/129] drm/ttm: flush the fence on the bo after we individualize the reservation object Sasha Levin
2020-04-15 11:33 ` [PATCH AUTOSEL 5.6 063/129] drm/amd/display: Don't try hdcp1.4 when content_type is set to type1 Sasha Levin
2020-04-15 11:33 ` [PATCH AUTOSEL 5.6 077/129] drm/nouveau/svm: check for SVM initialized before migrating Sasha Levin
2020-04-15 11:33 ` [PATCH AUTOSEL 5.6 078/129] drm/nouveau/svm: fix vma range check for migration Sasha Levin
2020-04-15 11:33 ` [PATCH AUTOSEL 5.6 084/129] drm/nouveau: workaround runpm fail by disabling PCI power management on certain intel bridges Sasha Levin
2020-04-15 16:11   ` Karol Herbst
2020-04-22  0:55     ` Sasha Levin
2020-04-15 11:34 ` Sasha Levin [this message]
2020-04-15 11:34 ` [PATCH AUTOSEL 5.6 106/129] drm/vc4: Fix HDMI mode validation Sasha Levin

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