X-Git-Url: https://asedeno.scripts.mit.edu/gitweb/?a=blobdiff_plain;f=windows%2Fwinser.c;h=de9e61b480f91b6a9a5f6ccab81bf5142956f2bf;hb=21101c7397e460933635a7bfed813864fc4f88fe;hp=3f1326dba16badaabc4a4ca503b0d027f97dfa69;hpb=0bd014e456a0e5f755c45a8a5a420d6fad85c1d8;p=PuTTY.git

diff --git a/windows/winser.c b/windows/winser.c
index 3f1326db..de9e61b4 100644
--- a/windows/winser.c
+++ b/windows/winser.c
@@ -453,6 +453,7 @@ Backend serial_backend = {
     serial_provide_logctx,
     serial_unthrottle,
     serial_cfg_info,
+    NULL /* test_for_upstream */,
     "serial",
     PROT_SERIAL,
     0