rfs4_ss_pnalloc
ss_pn = rfs4_ss_pnalloc(dir, leaf);
if ((src = rfs4_ss_pnalloc(sdir, leaf)) == NULL)
if ((dst = rfs4_ss_pnalloc(ddir, leaf)) == NULL) {
ss_pn = rfs4_ss_pnalloc(statedir, dep->d_name);