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-rw-r--r--src/common/sandbox.c14
1 files changed, 10 insertions, 4 deletions
diff --git a/src/common/sandbox.c b/src/common/sandbox.c
index 3d27ea66b5..312cf37722 100644
--- a/src/common/sandbox.c
+++ b/src/common/sandbox.c
@@ -1,7 +1,7 @@
/* Copyright (c) 2001 Matej Pfajfar.
* Copyright (c) 2001-2004, Roger Dingledine.
* Copyright (c) 2004-2006, Roger Dingledine, Nick Mathewson.
- * Copyright (c) 2007-2016, The Tor Project, Inc. */
+ * Copyright (c) 2007-2017, The Tor Project, Inc. */
/* See LICENSE for licensing information */
/**
@@ -19,8 +19,14 @@
#define _LARGEFILE64_SOURCE
#endif
-/** Malloc mprotect limit in bytes. */
-#define MALLOC_MP_LIM 1048576
+/** Malloc mprotect limit in bytes.
+ *
+ * 28/06/2017: This value was increased from 16 MB to 20 MB after we introduced
+ * LZMA support in Tor (0.3.1.1-alpha). We limit our LZMA coder to 16 MB, but
+ * liblzma have a small overhead that we need to compensate for to avoid being
+ * killed by the sandbox.
+ */
+#define MALLOC_MP_LIM (20*1024*1024)
#include <stdio.h>
#include <string.h>
@@ -1614,7 +1620,7 @@ sandbox_getaddrinfo(const char *name, const char *servname,
return err;
}
- /* Otherwise, the sanbox is on. If we have an item, yield its cached
+ /* Otherwise, the sandbox is on. If we have an item, yield its cached
result. */
if (item) {
*res = item->res;