FAILED: patch "[PATCH] drm/qxl: qxl_release leak in qxl_draw_dirty_fb()" failed to apply to 4.4-stable tree

The patch below does not apply to the 4.4-stable tree.
If someone wants it applied there, or to any other stable or longterm tree, then please email the backport, including the original git commit id to <[email protected]>.

thanks,

greg k-h

------------------ original commit in Linus's tree ------------------

From 85e9b88af1e6164f19ec71381efd5e2bcfc17620 Mon Sep 17 00:00:00 2001
From: Vasily Averin <[email protected]>
Date: Mon, 27 Apr 2020 08:32:46 +0300
Subject: [PATCH] drm/qxl: qxl_release leak in qxl_draw_dirty_fb()

ret should be changed to release allocated struct qxl_release

index 5bebf1ea1c5d..f8776d60d08e 100644
@@ -209,9 +209,10 @@ void qxl_draw_dirty_fb(struct qxl_device *qdev,
 		goto out_release_backoff;
 
 	rects = drawable_set_clipping(qdev, num_clips, clips_bo);
-	if (!rects)
+	if (!rects) {
+		ret = -EINVAL;
 		goto out_release_backoff;
-
+	}
 	drawable = (struct qxl_drawable *)qxl_release_map(qdev, release);
 
 	drawable->clip.type = SPICE_CLIP_TYPE_RECTS;