[patch] update zlib to the 1.2.10 release.

[Jeff Law]

On 01/12/2017 02:26 PM, Matthias Klose wrote:
> On 12.01.2017 22:17, Jeff Law wrote:
>> On 01/05/2017 07:45 AM, Matthias Klose wrote:
>>> These are the changes updating zlib from 1.2.8 to 1.2.10. It is only used when
>>> building without a system zlib.  The new release includes fixes for security
>>> issues CVE-2016-9840, CVE-2016-9841, CVE-2016-9842, CVE-2016-9843.
>>>
>>> Checked with a build with disabled system-zlib. Ok for the trunk?
>> Were there any changes that we needed to carry forward or any changes you needed
>> to make to the upstream sources?
>
> I backed out the changes to the configure* and Makefile* changes (and only
> these), which are completely different to zlib upstream. There are no
> additions/deletions to zlib source files, so these build changes still work with
> the updated zlib.
OK.  I'm a little concerned that we may be losing local changes -- 
though it looks like you've done this process a couple times already, so 
I'll assume you're aware of potential pitfalls.

Go ahead and install on the trunk.  If it causes problems we can't 
address quickly and safely we may have to rethink.

jeff