Re: [libvirt] [PATCH] Don't copy sexpr node value that is an empty string

On 11/18/2011 03:16 PM, Jim Fehlig wrote: > Xen4.1 initializes some unspecified sexpr config items to an empty > string, unlike previous Xen versions that would leave the item unset. > E.g. the kernel item for an HVM guest (non-direct kernel boot): > > Xen4.0 and earlier > ... > (image > (hvm > (kernel ) > ... > > Xen4.1 > ... > (image > (hvm > (kernel '') > ... > Thanks for the examples; that helps understand the patch. > > - if (val) { > + if (val && *val) { > *dst = strdup(val); > ACK.