Bugzilla: N/A

Upstream-status: 3.13

From 1b28c3e628315ac0d9ef2d3fac0403f05ae692db Mon Sep 17 00:00:00 2001

From: Dave Airlie <airlied@redhat.com>

Date: Thu, 28 Nov 2013 05:39:03 +0000

Subject: drm/qxl: fix memory leak in release list handling

wow no idea how I got this far without seeing this,

leaking the entries in the list makes kmalloc-64 slab grow.

References: https://bugzilla.kernel.org/show_bug.cgi?id=65121

Cc: stable@vger.kernel.org

Reported-by: Matthew Stapleton <matthew4196@gmail.com>

Signed-off-by: Dave Airlie <airlied@redhat.com>

---

diff --git a/drivers/gpu/drm/qxl/qxl_release.c b/drivers/gpu/drm/qxl/qxl_release.c

index 0109a96..821ab7b 100644

--- a/drivers/gpu/drm/qxl/qxl_release.c

+++ b/drivers/gpu/drm/qxl/qxl_release.c

@@ -92,6 +92,7 @@ qxl_release_free(struct qxl_device *qdev,

 						- DRM_FILE_OFFSET);

 		qxl_fence_remove_release(&bo->fence, release->id);

 		qxl_bo_unref(&bo);

+		kfree(entry);

 	}

 	spin_lock(&qdev->release_idr_lock);

 	idr_remove(&qdev->release_idr, release->id);

--

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