From d22eca6c47cad97034f05e36b87d85b638fcf303 Mon Sep 17 00:00:00 2001
From: Concedo <39025047+LostRuins@users.noreply.github.com>
Date: Sun, 9 Feb 2025 12:33:28 +0800
Subject: [PATCH] fix potential crash in autoguess

---
 gpttype_adapter.cpp | 14 +++++++++-----
 1 file changed, 9 insertions(+), 5 deletions(-)

diff --git a/gpttype_adapter.cpp b/gpttype_adapter.cpp
index f565b6c26..8f9daddcb 100644
--- a/gpttype_adapter.cpp
+++ b/gpttype_adapter.cpp
@@ -88,12 +88,12 @@ static gpt_neox_model neox_ctx_v3;
 
 static mpt_model mpt_ctx_v3;
 
-static rwkv_v2_context * rwkv_ctx_v2;
-static rwkv_context * rwkv_ctx_v3;
+static rwkv_v2_context * rwkv_ctx_v2 = nullptr;
+static rwkv_context * rwkv_ctx_v3 = nullptr;
 
-static llama_v2_context * llama_ctx_v2;
-static llama_v3_context * llama_ctx_v3;
-static llama_context * llama_ctx_v4;
+static llama_v2_context * llama_ctx_v2 = nullptr;
+static llama_v3_context * llama_ctx_v3 = nullptr;
+static llama_context * llama_ctx_v4 = nullptr;
 static llama_context * draft_ctx = nullptr; //will remain null if speculative is unused
 
 static clip_ctx * clp_ctx = nullptr; //for llava
@@ -2659,6 +2659,10 @@ std::string gpttype_get_chat_template()
         printf("\nWarning: KCPP text generation not initialized!\n");
         return "";
     }
+    if(file_format!=FileFormat::GGUF_GENERIC || !llama_ctx_v4)
+    {
+        return "";
+    }
     // copied from examples/server/utils.hpp::llama_get_chat_template
     std::string template_key = "tokenizer.chat_template";
     // call with NULL buffer to get the total size of the string