From 51103d8637ba34a0d5f3507e196f54333aa765bb Mon Sep 17 00:00:00 2001
From: Chris Wilson <chris@chris-wilson.co.uk>
Date: Sat, 25 May 2013 15:53:11 +0100
Subject: sna: Free the released COW reference when uncloning

Reported-by: Jiri Slaby <jirislaby@gmail.com>
Reported-by: David Gow <david@ingeniumdigital.com>
Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=64978
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
---
 src/sna/sna_accel.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/sna/sna_accel.c b/src/sna/sna_accel.c
index b8391943..d8e2746a 100644
--- a/src/sna/sna_accel.c
+++ b/src/sna/sna_accel.c
@@ -1644,6 +1644,8 @@ sna_pixmap_undo_cow(struct sna *sna, struct sna_pixmap *priv, unsigned flags)
 			}
 		}
 
+		assert(priv->gpu_bo);
+		kgem_bo_destroy(&sna->kgem, priv->gpu_bo);
 		priv->gpu_bo = bo;
 	}
 
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