Hans Leidekker : wmiutils: Validate parameters in IWbemPath:: SetText and IWbemPath::GetText.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 7e936825e2368b148a38337e4994fab0ba12e50a
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=7e936825e2368b148a38337e49...

Author: Hans Leidekker <hans(a)codeweavers.com>
Date:   Wed Jan  2 13:33:31 2013 +0100

wmiutils: Validate parameters in IWbemPath::SetText and IWbemPath::GetText.

---

 dlls/wmiutils/path.c |    4 ++++
 1 files changed, 4 insertions(+), 0 deletions(-)

diff --git a/dlls/wmiutils/path.c b/dlls/wmiutils/path.c
index a4f3870..e32c9b6 100644
--- a/dlls/wmiutils/path.c
+++ b/dlls/wmiutils/path.c
@@ -100,6 +100,8 @@ static HRESULT WINAPI path_SetText(
 
     TRACE("%p, %u, %s\n", iface, uMode, debugstr_w(pszPath));
 
+    if (!pszPath) return WBEM_E_INVALID_PARAMETER;
+
     if (uMode) FIXME("igoring mode %u\n", uMode);
 
     len = strlenW( pszPath );
@@ -120,6 +122,8 @@ static HRESULT WINAPI path_GetText(
 
     TRACE("%p, 0x%x, %p, %p\n", iface, lFlags, puBufferLength, pszText);
 
+    if (!puBufferLength || !pszText) return WBEM_E_INVALID_PARAMETER;
+
     if (lFlags != WBEMPATH_GET_ORIGINAL)
     {
         FIXME("flags 0x%x not supported\n", lFlags);