[PATCH] When XDMCP -from is specified, only register the requested address

[Jon TURNEY]

Hi Keith,

Please consider applying to master.

Thanks.

On 05/03/2011 18:32, Jon TURNEY wrote:
> When XDMCP -from is specified, only register the requested address,
> rather than the requested address, and any others we have of different
> address families to the requested address.
> 
> e.g. if we have 4 interfaces with both IPv4 and IPv6 addresses (which
> are not IPv6 mapped IPV4 addresses), using -from with one of those IPv4
> addresses currently means only that IPv4 address, and all IPv6 addresses
> are used in the connection data in XDMCP REQUEST packet.
> 
> (See http://cygwin.com/ml/cygwin-xfree/2011-02/msg00000.html)

I suppose I should add that it's not 100% clear to me  from reading 'man
Xserver' what -from is actually supposed to do. If it means "only bind to and
advertise the specified address", then this is a bug-fix.
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