winex11.drv: Fix buffer overflow bug in X11DRV_KeyEvent() andX11DRV_ToUnicodeEx()

[Dmitry Timoshkov]

"Muneyuki Noguchi" <nogu.dev at gmail.com> wrote:

> winex11.drv: Fix buffer overflow bug in X11DRV_KeyEvent() and
> X11DRV_ToUnicodeEx()

> +    Str = (char *)malloc(64);
> +    if (Str == NULL)
> +        ERR("Failed to allocate memory!\n");

Please don't use malloc() in Wine, use win32 Heap*** APIs instead.
Also, you need to properly handle memory allocation errors, not just
print an ERR.

-- 
Dmitry.