Re: [PATCH v2 3/5] libxenguest: "standardize" LZO kernel decompression code

[Ian Jackson <iwj@xxxxxxxxxxxxxx>]

Wei Liu writes ("Re: [PATCH v2 3/5] libxenguest: "standardize" LZO kernel 
decompression code"):
> On Tue, Jan 19, 2021 at 04:16:35PM +0100, Jan Beulich wrote:
> > Add a DOMPRINTF() other methods have, indicating success. To facilitate
> > this, introduce an "outsize" local variable and update *size as well as
> > *blob only once done. The latter then also avoids leaving a pointer to
> > freed memory in dom->kernel_blob in case of a decompression error.
> > 
> > Signed-off-by: Jan Beulich <jbeulich@xxxxxxxx>
> 
> Acked-by: Wei Liu <wl@xxxxxxx>

The latter part of this is a bugfix which ought to go into 4.15, I
think, and be backported.

I don't mind throwing in the DOMPRINTF too.

Ian.