[PATCH] shell32: Pass correct buffer length to RegQueryValueExW()

[Nikolay Sivov]

Signed-off-by: Nikolay Sivov <nsivov at codeweavers.com>
---
 dlls/shell32/shellpath.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/dlls/shell32/shellpath.c b/dlls/shell32/shellpath.c
index 92306239db..8569b5393f 100644
--- a/dlls/shell32/shellpath.c
+++ b/dlls/shell32/shellpath.c
@@ -3209,8 +3209,8 @@ static HRESULT _SHGetUserShellFolderPath(HKEY rootKey, LPCWSTR userPrefix,
     HRESULT hr;
     WCHAR shellFolderPath[MAX_PATH], userShellFolderPath[MAX_PATH];
     LPCWSTR pShellFolderPath, pUserShellFolderPath;
-    DWORD dwType, dwPathLen = MAX_PATH;
     HKEY userShellFolderKey, shellFolderKey;
+    DWORD dwType, dwPathLen;
 
     TRACE("%p,%s,%s,%p\n",rootKey, debugstr_w(userPrefix), debugstr_w(value),
      path);
@@ -3245,6 +3245,7 @@ static HRESULT _SHGetUserShellFolderPath(HKEY rootKey, LPCWSTR userPrefix,
         return E_FAIL;
     }
 
+    dwPathLen = MAX_PATH * sizeof(WCHAR);
     if (!RegQueryValueExW(userShellFolderKey, value, NULL, &dwType,
      (LPBYTE)path, &dwPathLen) && (dwType == REG_EXPAND_SZ || dwType == REG_SZ))
     {
-- 
2.11.0