[Qemu-devel] [PATCH v2 1/3] char: clean up remaining chardevs when leaving

[marcandre.lureau@redhat.com]

From: Marc-André Lureau <marcandre.lureau@redhat.com>

This helps to remove various chardev resources leaks when leaving qemu.

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
---
 qemu-char.c | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/qemu-char.c b/qemu-char.c
index c926e9a..98dcd49 100644
--- a/qemu-char.c
+++ b/qemu-char.c
@@ -4541,6 +4541,15 @@ void qmp_chardev_remove(const char *id, Error **errp)
     qemu_chr_delete(chr);
 }
 
+static void qemu_chr_cleanup(void)
+{
+    CharDriverState *chr;
+
+    QTAILQ_FOREACH(chr, &chardevs, next) {
+        qemu_chr_delete(chr);
+    }
+}
+
 static void register_types(void)
 {
     register_char_driver("null", CHARDEV_BACKEND_KIND_NULL, NULL,
@@ -4587,6 +4596,8 @@ static void register_types(void)
      * is specified
      */
     qemu_add_machine_init_done_notifier(&muxes_realize_notify);
+
+    atexit(qemu_chr_cleanup);
 }
 
 type_init(register_types);
-- 
2.7.4