From bee2818b5a55d376f357c893afdb8df171f9342d Mon Sep 17 00:00:00 2001
From: Hui Li <huili@taosdata.com>
Date: Thu, 18 Jun 2020 16:01:06 +0800
Subject: [PATCH] [modify for coverity scan]

---
 src/util/src/tutil.c | 9 ++++-----
 1 file changed, 4 insertions(+), 5 deletions(-)

diff --git a/src/util/src/tutil.c b/src/util/src/tutil.c
index 644200b0b2..a2edce2387 100644
--- a/src/util/src/tutil.c
+++ b/src/util/src/tutil.c
@@ -37,7 +37,7 @@ int taosRand(void)
 int taosRand(void)
 {
   int fd;
-  unsigned long seed;
+  int seed;
   
   fd = open("/dev/urandom", 0);
   if (fd < 0) {
@@ -46,12 +46,11 @@ int taosRand(void)
     int len = read(fd, &seed, sizeof(seed));
     if (len < 0) {
       seed = time(0);
-    }    
-    srand(seed);
+    }  
     close(fd);
   }
-  
-  return rand();
+
+  return seed;
 }
 #endif