From 2644b5fd1930054f7df232d2b7af4d4d0cd3c9ca Mon Sep 17 00:00:00 2001
From: Sergey Linev <S.Linev@gsi.de>
Date: Fri, 8 May 2026 08:24:53 +0200
Subject: [PATCH] [http] discard web socket connection without handler

If no any handler was found - http request associated with specified web socket can be directly  discarded.
Connection was established - but was not handled in the ROOT.

(cherry picked from commit 5f57840ac2bc813373581fbcf37667430ca8dffa)
---
 net/http/src/THttpServer.cxx | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/net/http/src/THttpServer.cxx b/net/http/src/THttpServer.cxx
index 839403667c342..f0b1f6b98d05f 100644
--- a/net/http/src/THttpServer.cxx
+++ b/net/http/src/THttpServer.cxx
@@ -1163,8 +1163,10 @@ Bool_t THttpServer::ExecuteWS(std::shared_ptr<THttpCallArg> &arg, Bool_t externa
       return kTRUE;
    }
 
-   if (!handler)
+   if (!handler) {
+      arg->Set404();
       return kFALSE;
+   }
 
    Bool_t process = kFALSE;