[libvirt] Propose patch?

Hi, all. I'm Joel I wan't propose patch to correct bug to refresh volume on sheepdog from a sheep pool. Bug I'm not understanding how to configure correctly my .git/config to send patch. Warning, I'm not C developper, this patch requiered correction for char analyse and copy. It's work but ... My patch (add auto volumes (vdi) and refresh when adding a pool sheepdog) Thanks.