[libgdata/libgdata-0-6] core: Fix a memory leak in an unlikely error condition

[Philip Withnall <pwithnall src gnome org>]

commit 8dc4c0887a1ccd2c47ddbf51da28605ce1d44c18
Author: Philip Withnall <philip withnall collabora co uk>
Date:   Sat Aug 7 12:14:17 2010 +0100

    core: Fix a memory leak in an unlikely error condition

 gdata/gdata-parsable.c |    4 +++-
 1 files changed, 3 insertions(+), 1 deletions(-)
---
diff --git a/gdata/gdata-parsable.c b/gdata/gdata-parsable.c
index 8b5c903..9f298a1 100644
--- a/gdata/gdata-parsable.c
+++ b/gdata/gdata-parsable.c
@@ -214,8 +214,10 @@ _gdata_parsable_new_from_xml_node (GType parsable_type, xmlDoc *doc, xmlNode *no
 	parsable = g_object_new (parsable_type, NULL);
 
 	klass = GDATA_PARSABLE_GET_CLASS (parsable);
-	if (klass->parse_xml == NULL)
+	if (klass->parse_xml == NULL) {
+		g_object_unref (parsable);
 		return NULL;
+	}
 
 	g_assert (klass->element_name != NULL);
 	/* TODO: See gdata-documents-entry.c:260 for an example of where the code below doesn't work */