From 1cc5daeb9640a49b92e0df8f6badbc687ff66538 Mon Sep 17 00:00:00 2001
From: Carlos Santos <casantos@redhat.com>
Date: Thu, 12 Jun 2025 17:40:30 -0300
Subject: Make Xvnc and x0vncserver pass the display name to PAM modules.

Fixes: https://issues.redhat.com/browse/RHEL-34880

Signed-off-by: Carlos Santos <casantos@redhat.com>
---
 unix/x0vncserver/x0vncserver.cxx | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

(limited to 'unix/x0vncserver')

diff --git a/unix/x0vncserver/x0vncserver.cxx b/unix/x0vncserver/x0vncserver.cxx
index 9cdcd81e..f69aa434 100644
--- a/unix/x0vncserver/x0vncserver.cxx
+++ b/unix/x0vncserver/x0vncserver.cxx
@@ -38,6 +38,7 @@
 
 #include <rdr/FdOutStream.h>
 
+#include <rfb/UnixPasswordValidator.h>
 #include <rfb/VNCServerST.h>
 
 #include <network/TcpSocket.h>
@@ -334,12 +335,14 @@ int main(int argc, char** argv)
     exit(1);
   }
 
+  const char *displayName = XDisplayName(displayname);
   if (!(dpy = XOpenDisplay(displayname))) {
     // FIXME: Why not vlog.error(...)?
     fprintf(stderr,"%s: Unable to open display \"%s\"\r\n",
-            programName, XDisplayName(displayname));
+            programName, displayName);
     exit(1);
   }
+  rfb::UnixPasswordValidator::setDisplayName(displayName);
 
   signal(SIGHUP, CleanupSignalHandler);
   signal(SIGINT, CleanupSignalHandler);
-- 
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