Fix potential memory leak in _get_real_paths_from_prefix
diff --git a/src/fcxml.c b/src/fcxml.c
index 0db318c..83019c0 100644
--- a/src/fcxml.c
+++ b/src/fcxml.c
@@ -1299,12 +1299,17 @@
 	if (FcStrCmp (prefix, (const FcChar8 *) "xdg") == 0)
 	{
 	    parent = FcConfigXdgDataHome ();
-	    e = FcConfigXdgDataDirs ();
-	    if (!parent || !e)
+	    if (!parent)
 	    {
 		/* Home directory might be disabled */
 		return NULL;
 	    }
+	    e = FcConfigXdgDataDirs ();
+	    if (!e)
+	    {
+		FcStrFree (parent);
+		return NULL;
+	    }
 	}
 	else if (FcStrCmp (prefix, (const FcChar8 *) "default") == 0 ||
 		 FcStrCmp (prefix, (const FcChar8 *) "cwd") == 0)