From 8c32a683fe97572cd3897b2e9c514bba6ecb1e7d Mon Sep 17 00:00:00 2001
From: lyj_love_code <liangyujian2@huawei.com>
Date: Tue, 18 Mar 2025 16:49:48 +0800
Subject: [PATCH] bug: fix codex

Signed-off-by: lyj_love_code <liangyujian2@huawei.com>
---
 hiview_file.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/hiview_file.c b/hiview_file.c
index cb7ec0f..ba06a01 100644
--- a/hiview_file.c
+++ b/hiview_file.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2020 Huawei Device Co., Ltd.
+ * Copyright (c) 2020-2025 Huawei Device Co., Ltd.
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
@@ -312,6 +312,9 @@ void RegisterFileWatcher(HiviewFile *fp, FileProc func, const char *path)
 
 void UnRegisterFileWatcher(HiviewFile *fp, FileProc func)
 {
+    if (fp == NULL || func == NULL) {
+        return;
+    }
     (void)func;
     fp->pFunc = NULL;
     if (IsValidPath(fp->outPath) == 0) {