Re: [Xen-devel] [PATCH v2 5/5] xen/keyhandler: Drop keyhandler_scratch

[Wei Liu <wei.liu2@xxxxxxxxxx>]

On Fri, Oct 26, 2018 at 09:21:03AM -0600, Jan Beulich wrote:
> >>> On 22.10.18 at 14:58, <andrew.cooper3@xxxxxxxxxx> wrote:
> > --- a/xen/common/efi/boot.c
> > +++ b/xen/common/efi/boot.c
> > @@ -487,6 +487,7 @@ static EFI_FILE_HANDLE __init 
> > get_parent_handle(EFI_LOADED_IMAGE *loaded_image,
> >                                                  CHAR16 **leaf)
> >  {
> >      static EFI_GUID __initdata fs_protocol = SIMPLE_FILE_SYSTEM_PROTOCOL;
> > +    static CHAR16 __initdata buffer[256];
> 
> Did you intentionally halve the size of the buffer?


Seeing the length field consists of two uint8, the maximum length of the
path is 256.

Wei.

> 
> Jan
> 
> 

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