From: Simon McVittie <simon.mcvittie@collabora.co.uk>
Date: Sun, 3 Jul 2011 04:47:39 +0000 (+0200)
Subject: Cope with platforms whose vsnprintf violates both POSIX and C99 - part 1
X-Git-Tag: dbus-1.5.6~69
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=b32aaa8a57075bbd71c7239477a387138fc61cbf;p=platform%2Fupstream%2Fdbus.git

Cope with platforms whose vsnprintf violates both POSIX and C99 - part 1
---

diff --git a/dbus/dbus-string.c b/dbus/dbus-string.c
index b1fa598..6658abd 100644
--- a/dbus/dbus-string.c
+++ b/dbus/dbus-string.c
@@ -1129,6 +1129,9 @@ _dbus_string_append_printf_valist  (DBusString        *str,
   /* Measure the message length without terminating nul */
   len = _dbus_printf_string_upper_bound (format, args);
 
+  if (len < 0)
+    return FALSE;
+
   if (!_dbus_string_lengthen (str, len))
     {
       /* don't leak the copy */