main-loop: Fix GSource leak in qio_task_thread_worker()
After g_source_attach() the GMainContext holds a reference to the
GSource, so the caller does not need to keep it.
qio_task_thread_worker() is not releasing its reference so the GSource
is being leaked since
a17536c594bfed94d05667b419f747b692f5fc7f.
Signed-off-by: Alberto Garcia <berto@igalia.com>
Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
Message-Id: <
1565625509-404969-2-git-send-email-andrey.shinkevich@virtuozzo.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>