From 1677e7c0cd68ba171b02828acac56938dbfec73a Mon Sep 17 00:00:00 2001
From: guowenxue <guowenxue@gmail.com>
Date: Sun, 21 Jul 2019 08:07:34 +0800
Subject: [PATCH] update ds18b20 sample code
---
apue/2.Socket/ds18b20.c | 2 ++
1 files changed, 2 insertions(+), 0 deletions(-)
diff --git a/apue/2.Socket/ds18b20.c b/apue/2.Socket/ds18b20.c
index 9a7b54e..cd1d827 100644
--- a/apue/2.Socket/ds18b20.c
+++ b/apue/2.Socket/ds18b20.c
@@ -98,5 +98,7 @@
/* convert string value to float value */
*temp = atof(ptr)/1000;
+ close(fd);
+
return 0;
}
--
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