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    Subject[PATCH 3.12 100/212] drm/qxl: fix memory leak in release list handling
    Date
    3.12-stable review patch.  If anyone has any objections, please let me know.

    ------------------

    From: Dave Airlie <airlied@redhat.com>

    commit 1b28c3e628315ac0d9ef2d3fac0403f05ae692db upstream.

    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
    Reported-by: Matthew Stapleton <matthew4196@gmail.com>
    Signed-off-by: Dave Airlie <airlied@redhat.com>
    Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

    ---
    drivers/gpu/drm/qxl/qxl_release.c | 1 +
    1 file changed, 1 insertion(+)

    --- 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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