metrics: Handle the connection finished flushing event

Turns out, we forgot to add the METRICS connection type fo the finished
flushing handler.

Fixes #40295

Signed-off-by: David Goulet <dgoulet@torproject.org>

1 files changed, 2 insertions, 0 deletions

diff --git a/src/core/mainloop/connection.c b/src/core/mainloop/connection.c
index 85cdec6e1e..ada542629a 100644
--- a/src/core/mainloop/connection.c
+++ b/src/core/mainloop/connection.c
@@ -5187,6 +5187,8 @@ connection_finished_flushing(connection_t *conn)
       return connection_dir_finished_flushing(TO_DIR_CONN(conn));
     case CONN_TYPE_CONTROL:
       return connection_control_finished_flushing(TO_CONTROL_CONN(conn));
+    case CONN_TYPE_METRICS:
+      return metrics_connection_finished_flushing(conn);
     default:
       log_err(LD_BUG,"got unexpected conn type %d.", conn->type);
       tor_fragile_assert();