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Diffstat (limited to 'qemu-char.c')
-rw-r--r--qemu-char.c19
1 files changed, 15 insertions, 4 deletions
diff --git a/qemu-char.c b/qemu-char.c
index 84f49acbac..b73969ddbd 100644
--- a/qemu-char.c
+++ b/qemu-char.c
@@ -3966,19 +3966,19 @@ void qemu_chr_fe_event(struct CharDriverState *chr, int event)
}
}
-int qemu_chr_fe_add_watch(CharDriverState *s, GIOCondition cond,
- GIOFunc func, void *user_data)
+guint qemu_chr_fe_add_watch(CharDriverState *s, GIOCondition cond,
+ GIOFunc func, void *user_data)
{
GSource *src;
guint tag;
if (s->chr_add_watch == NULL) {
- return -ENOSYS;
+ return 0;
}
src = s->chr_add_watch(s, cond);
if (!src) {
- return -EINVAL;
+ return 0;
}
g_source_set_callback(src, (GSourceFunc)func, user_data, NULL);
@@ -4549,6 +4549,15 @@ void qmp_chardev_remove(const char *id, Error **errp)
qemu_chr_delete(chr);
}
+static void qemu_chr_cleanup(void)
+{
+ CharDriverState *chr, *tmp;
+
+ QTAILQ_FOREACH_SAFE(chr, &chardevs, next, tmp) {
+ qemu_chr_delete(chr);
+ }
+}
+
static void register_types(void)
{
register_char_driver("null", CHARDEV_BACKEND_KIND_NULL, NULL,
@@ -4595,6 +4604,8 @@ static void register_types(void)
* is specified
*/
qemu_add_machine_init_done_notifier(&muxes_realize_notify);
+
+ atexit(qemu_chr_cleanup);
}
type_init(register_types);