From cf7f39eaba51997b557d2185c855675f00b53549 Mon Sep 17 00:00:00 2001
From: Johannes Anderwald <johannes.anderwald@reactos.org>
Date: Sat, 19 Dec 2009 21:44:39 +0000
Subject: [PATCH] [MMIXER] - Fix buffer overflow

svn path=/trunk/; revision=44660
---
 reactos/lib/drivers/sound/mmixer/controls.c | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/reactos/lib/drivers/sound/mmixer/controls.c b/reactos/lib/drivers/sound/mmixer/controls.c
index a366067ac21..adc8187b93e 100644
--- a/reactos/lib/drivers/sound/mmixer/controls.c
+++ b/reactos/lib/drivers/sound/mmixer/controls.c
@@ -576,8 +576,12 @@ MMixerCreateDestinationLine(
 
     if (LineName)
     {
-        wcscpy(DestinationLine->Line.szShortName, LineName);
-        wcscpy(DestinationLine->Line.szName, LineName);
+        MixerContext->Copy(DestinationLine->Line.szShortName, LineName, (min(MIXER_SHORT_NAME_CHARS, wcslen(LineName)+1)) * sizeof(WCHAR));
+        DestinationLine->Line.szShortName[MIXER_SHORT_NAME_CHARS-1] = L'\0';
+
+        MixerContext->Copy(DestinationLine->Line.szName, LineName, (min(MIXER_LONG_NAME_CHARS, wcslen(LineName)+1)) * sizeof(WCHAR));
+        DestinationLine->Line.szName[MIXER_LONG_NAME_CHARS-1] = L'\0';
+
     }
     else
     {