[PATCH / 4.0.1] fix fd leak in xenstore

[Olaf Hering <olaf@aepfle.de>]

Missing from commit 'libxl: Backported stuff from unstable'
Without this change, xs_daemon_open/xs_daemon_close will leak filedescriptors.

Signed-off-by: Olaf Hering <olaf@aepfle.de>

---
 tools/xenstore/xs.c |    2 ++
 1 file changed, 2 insertions(+)

--- xen-4.0.1-testing.orig/tools/xenstore/xs.c
+++ xen-4.0.1-testing/tools/xenstore/xs.c
@@ -285,6 +285,8 @@ void xs_daemon_close(struct xs_handle *h
 	mutex_unlock(&h->request_mutex);
 	mutex_unlock(&h->reply_mutex);
 	mutex_unlock(&h->watch_mutex);
+
+	close_fds_free(h);
 }
 
 static bool read_all(int fd, void *data, unsigned int len)