Rolf Kalbermatter : advapi32:
Fix return value to indicate error when NULL string is passed in.
Alexandre Julliard
julliard at wine.codeweavers.com
Mon May 21 09:40:16 CDT 2007
Module: wine
Branch: master
Commit: ac5dca86ffc8e1b37ad38e84a11629d25ee12c7f
URL: http://source.winehq.org/git/wine.git/?a=commit;h=ac5dca86ffc8e1b37ad38e84a11629d25ee12c7f
Author: Rolf Kalbermatter <r.kalbermatter at hccnet.nl>
Date: Fri May 18 21:02:20 2007 +0200
advapi32: Fix return value to indicate error when NULL string is passed in.
---
dlls/advapi32/service.c | 6 ++++++
1 files changed, 6 insertions(+), 0 deletions(-)
diff --git a/dlls/advapi32/service.c b/dlls/advapi32/service.c
index e9a1160..23fdd5c 100644
--- a/dlls/advapi32/service.c
+++ b/dlls/advapi32/service.c
@@ -2078,6 +2078,9 @@ BOOL WINAPI GetServiceDisplayNameA( SC_HANDLE hSCManager, LPCSTR lpServiceName,
size = *lpcchBuffer;
ret = RegGetValueA(hscm->hkey, lpServiceName, "DisplayName", RRF_RT_REG_SZ, &type, lpDisplayName, &size);
+ if (!ret && !lpDisplayName && size)
+ ret = ERROR_MORE_DATA;
+
if (ret)
{
if (lpDisplayName && *lpcchBuffer) *lpDisplayName = 0;
@@ -2116,6 +2119,9 @@ BOOL WINAPI GetServiceDisplayNameW( SC_HANDLE hSCManager, LPCWSTR lpServiceName,
size = *lpcchBuffer * sizeof(WCHAR);
ret = RegGetValueW(hscm->hkey, lpServiceName, szDisplayName, RRF_RT_REG_SZ, &type, lpDisplayName, &size);
+ if (!ret && !lpDisplayName && size)
+ ret = ERROR_MORE_DATA;
+
if (ret)
{
if (lpDisplayName && *lpcchBuffer) *lpDisplayName = 0;
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