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From:   Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To:     linux-kernel@vger.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        stable@vger.kernel.org,
        =?UTF-8?q?Christian=20K=C3=B6nig?= <christian.koenig@amd.com>,
        "Erhard F." <erhard_f@mailbox.org>, Huang Rui <ray.huang@amd.com>
Subject: [PATCH 5.10 32/77] drm/ttm: fix memleak in ttm_transfered_destroy
Date:   Mon,  1 Nov 2021 10:17:20 +0100
Message-Id: <20211101082518.624936309@linuxfoundation.org>
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References: <20211101082511.254155853@linuxfoundation.org>
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From: Christian König <christian.koenig@amd.com>

commit 0db55f9a1bafbe3dac750ea669de9134922389b5 upstream.

We need to cleanup the fences for ghost objects as well.

Signed-off-by: Christian König <christian.koenig@amd.com>
Reported-by: Erhard F. <erhard_f@mailbox.org>
Tested-by: Erhard F. <erhard_f@mailbox.org>
Reviewed-by: Huang Rui <ray.huang@amd.com>
Bug: https://bugzilla.kernel.org/show_bug.cgi?id=214029
Bug: https://bugzilla.kernel.org/show_bug.cgi?id=214447
CC: <stable@vger.kernel.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20211020173211.2247-1-christian.koenig@amd.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
 drivers/gpu/drm/ttm/ttm_bo_util.c |    1 +
 1 file changed, 1 insertion(+)

--- a/drivers/gpu/drm/ttm/ttm_bo_util.c
+++ b/drivers/gpu/drm/ttm/ttm_bo_util.c
@@ -322,6 +322,7 @@ static void ttm_transfered_destroy(struc
 	struct ttm_transfer_obj *fbo;
 
 	fbo = container_of(bo, struct ttm_transfer_obj, base);
+	dma_resv_fini(&fbo->base.base._resv);
 	ttm_bo_put(fbo->bo);
 	kfree(fbo);
 }