From 2c2dabc127c2bce085d268d06e739aeba6a99411 Mon Sep 17 00:00:00 2001
From: jyelon <jyelon@gmail.com>
Date: Fri, 14 Apr 2023 17:01:59 -0400
Subject: [PATCH] Fix a bug in the driver, closing channel too soon

---
 luprex/cpp/drv/driver-common.cpp | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/luprex/cpp/drv/driver-common.cpp b/luprex/cpp/drv/driver-common.cpp
index 78d81ef9..816d3073 100644
--- a/luprex/cpp/drv/driver-common.cpp
+++ b/luprex/cpp/drv/driver-common.cpp
@@ -449,8 +449,10 @@ class Driver {
             }
             if (chan.nbytes == 0) {
                 if (engw.get_channel_released(&engw, chan.chid)) {
-                    close_channel(chan, "");
-                    any_released = true;
+                    if (BIO_pending(chan.send_bio) == 0) {
+                        close_channel(chan, "");
+                        any_released = true;
+                    }
                 }
             }
         }