From 5c8f4784b916c0077cda3975851e3dbbabe22451 Mon Sep 17 00:00:00 2001
From: marha <marha@users.sourceforge.net>
Date: Fri, 20 Nov 2009 13:41:37 +0000
Subject: Make sure no data out of the buffer is logged.

---
 xorg-server/os/log.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/xorg-server/os/log.c b/xorg-server/os/log.c
index 01bc4fe53..c0fdb5703 100644
--- a/xorg-server/os/log.c
+++ b/xorg-server/os/log.c
@@ -271,7 +271,8 @@ LogVWrite(int verb, const char *f, va_list args)
      * stream(s).
      */
     if (verb < 0 || logFileVerbosity >= verb || logVerbosity >= verb) {
-	vsnprintf(tmpBuffer, sizeof(tmpBuffer), f, args);
+	vsnprintf(tmpBuffer, sizeof(tmpBuffer)-1, f, args);
+        tmpBuffer[sizeof(tmpBuffer)-1]=0;
 	len = strlen(tmpBuffer);
     }
     if ((verb < 0 || logVerbosity >= verb) && len > 0)
-- 
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