From: Alyssa Rosenzweig <alyssa.rosenzweig@collabora.com>
Date: Thu, 9 Jul 2020 23:13:59 +0000 (-0400)
Subject: panfrost: Fix write to free'd memory
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=37d89e0f93601e520edcdc41dc68197dff736c1e;p=mesa.git

panfrost: Fix write to free'd memory

No clue how this worked before.

Signed-off-by: Alyssa Rosenzweig <alyssa.rosenzweig@collabora.com>
Reviewed-by: Boris Brezillon <boris.brezillon@collabora.com>
Fixes: 82f18b713ac ("panfrost: Keep track of active BOs")
Cc: mesa-stable
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/5859>
---

diff --git a/src/panfrost/encoder/pan_bo.c b/src/panfrost/encoder/pan_bo.c
index 53249e87301..b25e91d5d22 100644
--- a/src/panfrost/encoder/pan_bo.c
+++ b/src/panfrost/encoder/pan_bo.c
@@ -502,7 +502,7 @@ panfrost_bo_import(struct panfrost_device *dev, int fd)
                  * acquired it in the meantime.
                  */
                 if (p_atomic_read(&bo->refcnt) == 0)
-                        p_atomic_set(&newbo->refcnt, 1);
+                        p_atomic_set(&bo->refcnt, 1);
                 else
                         panfrost_bo_reference(bo);
                 assert(bo->cpu);