From 760805c8b99a1750e2bb81715acd5d331c5979d1 Mon Sep 17 00:00:00 2001
From: Christian Hergert <chergert@redhat.com>
Date: Thu, 2 Jul 2020 15:20:34 -0700
Subject: [PATCH] memory-collector: avoid tracking scratch memory free

---
 src/libsysprof/preload/sysprof-memory-collector.c | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/src/libsysprof/preload/sysprof-memory-collector.c b/src/libsysprof/preload/sysprof-memory-collector.c
index ed6dc507..72cf0515 100644
--- a/src/libsysprof/preload/sysprof-memory-collector.c
+++ b/src/libsysprof/preload/sysprof-memory-collector.c
@@ -197,8 +197,12 @@ realloc (void   *ptr,
 void
 free (void *ptr)
 {
-  real_free (ptr);
-  track_free (ptr);
+  if G_LIKELY (ptr < (void *)scratch.buf ||
+               ptr >= (void *)&scratch.buf[sizeof scratch.buf])
+    {
+      real_free (ptr);
+      track_free (ptr);
+    }
 }
 
 void *