Marcus Meissner : shlwapi: Handle NULL ptr return from allocation (Coverity ).

[Alexandre Julliard]

Module: wine
Branch: master
Commit: f01c43c47b9fe4bbc64874edb0af3bcd30c2b9a1
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=f01c43c47b9fe4bbc64874edb0...

Author: Marcus Meissner 
Date:   Thu Jun  3 13:10:17 2010 +0200

shlwapi: Handle NULL ptr return from allocation (Coverity).

---

dlls/shlwapi/ordinal.c |    6 ++++++
 1 files changed, 6 insertions(+), 0 deletions(-)

diff --git a/dlls/shlwapi/ordinal.c b/dlls/shlwapi/ordinal.c
index 18295e4..5f332f3 100644
--- a/dlls/shlwapi/ordinal.c
+++ b/dlls/shlwapi/ordinal.c
@@ -4506,12 +4506,18 @@ INT WINAPIV ShellMessageBoxWrapW(HINSTANCE hInstance, HWND hWnd, LPCWSTR lpText,
     {
         const WCHAR *ptr;
         UINT len = LoadStringW(hInstance, LOWORD(lpText), (LPWSTR)&ptr, 0);
+
         if (len)
         {
             szText = HeapAlloc(GetProcessHeap(), 0, (len + 1) * sizeof(WCHAR));
             if (szText) LoadStringW(hInstance, LOWORD(lpText), szText, len + 1);
         }
         pszText = szText;
+        if (!pszText) {
+            WARN("Failed to load id %d\n", LOWORD(lpText));
+            __ms_va_end(args);
+            return 0;
+        }
     }
     else
         pszText = lpText;