[libvirt] [PATCH] conf: Fix memory leaks in virStoragePoolDefParseSource

[Alex Jia]

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 at redhat.com>
---
 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..668e679 100644
--- a/src/conf/storage_conf.c
+++ b/src/conf/storage_conf.c
@@ -462,6 +462,7 @@ virStoragePoolDefParseSource(xmlXPathContextPtr ctxt,
                     goto cleanup;
                 }
             }
+            VIR_FREE(nodeset);
         }
     }
 
-- 
1.7.1