comctl32: Fix read of uninitialized data in LISTVIEW_GetItemExtT when LVIF_TEXT is not set (Valgrind).

[Alexander Scott-Johns]

On 19 February 2011 11:42, Nikolay Sivov <bunglehead at gmail.com> wrote:
> I think it's enough to add a mask check here:
> ---
>    if (bResult && lpLVItem->pszText != pszText)
> ---
>
> to keep a single call of GetItem.

But isn't

     pszText = lpLVItem->pszText;

undefined behaviour if lpLVItem->pszText is not initialized?