From 401d4cf42af7af648f2823841df0c74a18728772 Mon Sep 17 00:00:00 2001
From: Alexander Yaworsky <yaworsky@migusoft.ru>
Date: Thu, 10 Mar 2005 11:14:04 +0000
Subject: [PATCH] Correct incorrect use of arguments to QueryServiceConfigA.
 Spotted by Troy Rollo.

---
 dlls/advapi32/service.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/dlls/advapi32/service.c b/dlls/advapi32/service.c
index a0162aafd27..016d12b3f50 100644
--- a/dlls/advapi32/service.c
+++ b/dlls/advapi32/service.c
@@ -1655,15 +1655,15 @@ QueryServiceConfigA( SC_HANDLE hService,
     if( ( r == ERROR_SUCCESS ) && ( type == REG_SZ ) )
         total += sz;
 
+    *pcbBytesNeeded = total;
+
     /* if there's not enough memory, return an error */
-    if( total > *pcbBytesNeeded )
+    if( total > cbBufSize )
     {
-        *pcbBytesNeeded = total;
         SetLastError( ERROR_INSUFFICIENT_BUFFER );
         return FALSE;
     }
 
-    *pcbBytesNeeded = total;
     ZeroMemory( lpServiceConfig, total );
 
     sz = sizeof val;