upstream: unrevert this:

> revision 1.217
> date: 2019/11/27 03:34:04;  author: dtucker;  state: Exp;  lines: +5 -7;  commitid: wkiMn49XJyjzoJIs;
> Make channel_id u_int32_t and remove unnecessary check and cast that were
> left over from the type conversion.  Noted by t-hashida@amiya.co.jp in
> bz#3098, ok markus@ djm@

Darren was right the first time; ok dtucker@ "agreed" markus@

OpenBSD-Commit-ID: 641dd1b99a6bbd85b7160da462ae1be83432c7c8

1 files changed, 3 insertions, 5 deletions

diff --git a/serverloop.c b/serverloop.c
index 1babc7a51..e16eabe27 100644
--- a/serverloop.c
+++ b/serverloop.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: serverloop.c,v 1.219 2020/01/23 07:10:22 dtucker Exp $ */
+/* $OpenBSD: serverloop.c,v 1.220 2020/01/25 04:48:26 djm Exp $ */
 /*
  * Author: Tatu Ylonen <ylo@cs.hut.fi>
  * Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland
@@ -685,9 +685,7 @@ server_input_channel_open(int type, u_int32_t seq, struct ssh *ssh)
         debug("%s: ctype %s rchan %u win %u max %u", __func__,
             ctype, rchan, rwindow, rmaxpack);
 
-        if (rchan > INT_MAX) {
-                error("%s: invalid remote channel ID", __func__);
-        } else if (strcmp(ctype, "session") == 0) {
+        if (strcmp(ctype, "session") == 0) {
                 c = server_request_session(ssh);
         } else if (strcmp(ctype, "direct-tcpip") == 0) {
                 c = server_request_direct_tcpip(ssh, &reason, &errmsg);
@@ -698,7 +696,7 @@ server_input_channel_open(int type, u_int32_t seq, struct ssh *ssh)
         }
         if (c != NULL) {
                 debug("%s: confirm %s", __func__, ctype);
-                c->remote_id = (int)rchan;
+                c->remote_id = rchan;
                 c->have_remote_id = 1;
                 c->remote_window = rwindow;
                 c->remote_maxpacket = rmaxpack;