fabrics connect cmd with a non-zero reserved value

[Christoph Hellwig]

On Wed, Jan 13, 2021 at 05:10:05PM -0800, Sagi Grimberg wrote:
> OK, now I see the issue.
> 
> This appears to me this would be an issue with the spec. As the connect
> data (like any command payload) is coming in the form of an sgl.

Reserved fields in host to controller data structure may be checked,
but may also not.  So we can verify anyting we think is to bogus to
pass, but there is not requirement for the controller to check every
reserved field or bit.