clang scan-build warnings
clang scan-build reported two warnings in commit 7c210a2b. In summary:
lib/dns/client.c, line 2903:
2901 if (zonename != NULL) {
2902 uctx->zonename = dns_fixedname_name(&uctx->zonefname);
2903 result = dns_name_copy(zonename, uctx->zonename, NULL);
2904 }The value of "result" set at line 2903 is never read.
bin/named/config.c, line 838
829 newsize = i * sizeof(isc_dscp_t);
830 oldsize = dscpcount * sizeof(isc_dscp_t);
831 if (i != 0) {
832 tmp = isc_mem_get(mctx, newsize);
833 memmove(tmp, dscps, newsize);
834 } else
835 tmp = NULL;
836 isc_mem_put(mctx, dscps, oldsize);
837 dscps = tmp;
838 dscpcount = i;The value of "dscpcount" set at line 838 is never read.
Full details in https://jenkins.isc.org/view/BIND/job/bind9-clang-static-analyzer/431/clangScanBuildBugs/