Re: kernel32: Don't crash accessing an invalid handle in GlobalSize

[Robert Shearman]

James Hawkins wrote:
> -
>  if (IsBadReadPtr(pintern, 1))
> -
>  {
> -
>     SetLastError(ERROR_INVALID_HANDLE);
> -
>     return 0;
> -
>  }
> -
>  if(pintern->Magic==MAGIC_GLOBAL_USED)
>  {
>     if (!pintern->Pointer) /* handle case of GlobalAlloc( ??,0) */

It would be better to wrap the Magic access with an exception handler 
rather than use IsBadReadPtr.