From 60bd3121fb37fc12c266bdf2e10bb22f1375d90a Mon Sep 17 00:00:00 2001
From: Andrey Akhmichin <15944199+nekonomicon@users.noreply.github.com>
Date: Tue, 8 Nov 2022 23:25:27 +0500
Subject: [PATCH] Prevent possible null pointer dereference.

---
 dlls/client.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/dlls/client.cpp b/dlls/client.cpp
index 2ca1de59..32740dc5 100644
--- a/dlls/client.cpp
+++ b/dlls/client.cpp
@@ -817,7 +817,7 @@ void StartFrame( void )
 	g_ulFrameCount++;
 
 	int oldBhopcap = g_bhopcap;
-	g_bhopcap = ( g_pGameRules->IsMultiplayer() && bhopcap.value != 0.0f ) ? 1 : 0;
+	g_bhopcap = ( g_pGameRules && g_pGameRules->IsMultiplayer() && bhopcap.value != 0.0f ) ? 1 : 0;
 	if( g_bhopcap != oldBhopcap )
 	{
 		MESSAGE_BEGIN( MSG_ALL, gmsgBhopcap, NULL );