From 13ca80eecfcc50496fe210aac8f07d2c711025e0 Mon Sep 17 00:00:00 2001
From: Wenke Yang <wenke.yang@enmotech.com>
Date: Sun, 15 May 2022 20:58:00 +0800
Subject: [PATCH] link #I57H9Z fixed gstrace file open seg fault error

---
 src/lib/gstrace/common/gstrace_infra.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/lib/gstrace/common/gstrace_infra.cpp b/src/lib/gstrace/common/gstrace_infra.cpp
index 283e2f854..16ce54cff 100644
--- a/src/lib/gstrace/common/gstrace_infra.cpp
+++ b/src/lib/gstrace/common/gstrace_infra.cpp
@@ -1158,7 +1158,7 @@ FILE* trace_fopen(const char* open_file, const char* mode)
     canonicalize_path(file_name);
 
     fp = fopen(file_name, mode);
-    if (chmod(file_name, S_IWUSR | S_IRUSR) != 0) {
+    if (fp != NULL && chmod(file_name, S_IWUSR | S_IRUSR) != 0) {
         fclose(fp);
         return NULL;
     }