From 54c26c6296135a3c3da4422ab7e70843af3032e0 Mon Sep 17 00:00:00 2001
From: zhoupengcheng11 <2773414454@qq.com>
Date: Wed, 8 Mar 2023 19:16:50 +0800
Subject: [PATCH] Initializing variable struct stat stbuf memory

Enable the msan compilation option and compile the tar1.34 in clang.(https://clang.llvm.org/docs/MemorySanitizer.html)
msan detects uninitialized variables in tar1.34,the patch fix the memory error detected by msan.
---
 src/system.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/system.c b/src/system.c
index 2988ed08..76db1f38 100644
--- a/src/system.c
+++ b/src/system.c
@@ -283,6 +283,7 @@ static int
 is_regular_file (const char *name)
 {
   struct stat stbuf;
+  memset(&stbuf,0,sizeof(struct stat));
 
   if (stat (name, &stbuf) == 0)
     return S_ISREG (stbuf.st_mode);
-- 
2.27.0