Detected by valgrind. Leaks are introduced in commit 122fa379. src/conf/storage_conf.c: fix memory leaks. How to reproduce? $ make && make -C tests check TESTS=storagepoolxml2xmltest $ cd tests && valgrind -v --leak-check=full ./storagepoolxml2xmltest actual result: ==28571== LEAK SUMMARY: ==28571== definitely lost: 40 bytes in 5 blocks ==28571== indirectly lost: 0 bytes in 0 blocks ==28571== possibly lost: 0 bytes in 0 blocks ==28571== still reachable: 1,054 bytes in 21 blocks ==28571== suppressed: 0 bytes in 0 blocks Signed-off-by: Alex Jia <ajia(a)redhat.com&gt; --- src/conf/storage_conf.c | 1 + 1 files changed, 1 insertions(+), 0 deletions(-) diff --git a/src/conf/storage_conf.c b/src/conf/storage_conf.c index 0b34f28..188af6d 100644 --- a/src/conf/storage_conf.c +++ b/src/conf/storage_conf.c @@ -465,6 +465,7 @@ virStoragePoolDefParseSource(xmlXPathContextPtr ctxt, } } + VIR_FREE(nodeset); source->initiator.iqn = virXPathString("string(./initiator/iqn/@name)", ctxt); nsource = virXPathNodeSet("./device", ctxt, &nodeset);