io: check there are no qio_channel_yield() coroutines during ->finalize()
Callers must clean up their coroutines before calling
object_unref(OBJECT(ioc)) to prevent an fd handler leak. Add an
assertion to check this.
This patch is preparation for the fd handler changes that follow.
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Message-ID: <20230830224802.493686-4-stefanha@redhat.com>
Signed-off-by: Eric Blake <eblake@redhat.com>
diff --git a/io/channel.c b/io/channel.c
index 72f0066..c415f3f 100644
--- a/io/channel.c
+++ b/io/channel.c
@@ -653,6 +653,10 @@
{
QIOChannel *ioc = QIO_CHANNEL(obj);
+ /* Must not have coroutines in qio_channel_yield() */
+ assert(!ioc->read_coroutine);
+ assert(!ioc->write_coroutine);
+
g_free(ioc->name);
#ifdef _WIN32
