read_metadata_resource(): Don't decrement stream refcnts in error path

If a metadata resource could not be fully read, the code would decrement
the reference counts of streams referenced by the tree.  However this
should not be done, as there is no corresponding increment.

diff --git a/src/metadata_resource.c b/src/metadata_resource.c
index 9cd86f9..f9401d0 100644 (file)
--- a/src/metadata_resource.c
+++ b/src/metadata_resource.c
@@ -184,7 +184,7 @@ out_success:
        ret = 0;
        goto out_free_buf;
 out_free_dentry_tree:
-       free_dentry_tree(root, wim->lookup_table);
+       free_dentry_tree(root, NULL);
 out_free_security_data:
        free_wim_security_data(security_data);
 out_free_buf: