Paul Gofman : server: Check reply size when copying key full name.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 886acfad379b653e4370e8172c5f7fae257b627c
URL:    https://source.winehq.org/git/wine.git/?a=commit;h=886acfad379b653e4370e8172...

Author: Paul Gofman <pgofman(a)codeweavers.com>
Date:   Tue Oct  6 15:05:18 2020 +0300

server: Check reply size when copying key full name.

Fixes segfault in wineserver during ntdll reg test.

Signed-off-by: Paul Gofman <pgofman(a)codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard(a)winehq.org>

---

 server/registry.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/server/registry.c b/server/registry.c
index 3b2d59fc72..a84a747174 100644
--- a/server/registry.c
+++ b/server/registry.c
@@ -978,7 +978,7 @@ static void enum_key( struct key *key, int index, int info_class, struct enum_ke
         else if (info_class == KeyNameInformation)
         {
             reply->namelen = namelen;
-            memcpy( data, fullname, namelen );
+            memcpy( data, fullname, len );
         }
         else
         {