From 8ba1ba7d8148179a3e1a7c62f1e77f295f6906ee Mon Sep 17 00:00:00 2001
From: Roger Dingledine <arma@torproject.org>
Date: Wed, 9 Jan 2008 18:23:28 +0000
Subject: <tup> tor segfaults when reading a config value that contains a
 malformed escape sequence; this patch fixes it

svn:r13086
---
 src/common/util.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'src/common/util.c')

diff --git a/src/common/util.c b/src/common/util.c
index 357f997f10..143e105ba6 100644
--- a/src/common/util.c
+++ b/src/common/util.c
@@ -2060,7 +2060,8 @@ parse_config_line_from_str(const char *line, char **key_out, char **value_out)
 
   /* Find the end of the line. */
   if (*line == '\"') {
-    line = unescape_string(line, value_out, NULL);
+    if (!(line = unescape_string(line, value_out, NULL)))
+       return NULL;
     while (*line == ' ' || *line == '\t')
       ++line;
     if (*line && *line != '#' && *line != '\n')
-- 
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