core: handle empty node name correctly
core: handle empty node name correctly

andyvand/cygnetresolve,pavlix/netresolve,crossdistro/netresolve,crossdistro/netresolve,pavlix/netresolve,pavlix/netresolve,crossdistro/netresolve,andyvand/cygnetresolve,andyvand/cygnetresolve