[balsa/wip/gtk4: 258/351] mailbox: Clear the mutex at finalize time

[Peter Bloomfield <peterb src gnome org>]

commit 07bd09eba78bb14480a6f6fb45bdfca9ab38bdf9
Author: Peter Bloomfield <PeterBloomfield bellsouth net>
Date:   Mon Mar 26 15:05:52 2018 -0400

    mailbox: Clear the mutex at finalize time
    
    not dispose time. The trash box gets closed when its mbnode is disposed,
    and that can happen after its mailbox is disposed.

 libbalsa/mailbox.c |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/libbalsa/mailbox.c b/libbalsa/mailbox.c
index 8c7228d..c8911aa 100644
--- a/libbalsa/mailbox.c
+++ b/libbalsa/mailbox.c
@@ -300,8 +300,6 @@ libbalsa_mailbox_dispose(GObject *object)
     LibBalsaMailbox *mailbox     = LIBBALSA_MAILBOX(object);
     LibBalsaMailboxPrivate *priv = libbalsa_mailbox_get_instance_private(mailbox);
 
-    g_rec_mutex_clear(&priv->rec_mutex);
-
     while (priv->open_ref > 0) {
         libbalsa_mailbox_close(mailbox, FALSE);
     }
@@ -500,6 +498,8 @@ libbalsa_mailbox_finalize(GObject *object)
 
     g_return_if_fail(LIBBALSA_IS_MAILBOX(mailbox));
 
+    g_rec_mutex_clear(&priv->rec_mutex);
+
     g_free(priv->config_prefix);
     g_free(priv->name);
     g_free(priv->url);