port-probe: fix source_remove() vs signal_handler_disconnect()

1 files changed, 2 insertions, 3 deletions

diff --git a/src/mm-port-probe.c b/src/mm-port-probe.c
index e9358538..ebeb33a4 100644
--- a/src/mm-port-probe.c
+++ b/src/mm-port-probe.c
@@ -280,10 +280,9 @@ port_probe_run_task_free (PortProbeRunTask *task)
     if (task->source_id)
         g_source_remove (task->source_id);
 
-    if (task->buffer_full_id)
-        g_source_remove (task->buffer_full_id);
-
     if (task->serial) {
+        if (task->buffer_full_id)
+            g_signal_handler_disconnect (task->serial, task->buffer_full_id);
         if (mm_serial_port_is_open (task->serial))
             mm_serial_port_close (task->serial);
         g_object_unref (task->serial);