From 775527e886a94d89ac90239ef54e1ef436956e75 Mon Sep 17 00:00:00 2001
From: huangduirong <huangduirong@huawei.com>
Date: Sat, 9 Oct 2021 16:50:08 +0800
Subject: [PATCH] fix the buf not freed in read_field

---
 sysfs.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/sysfs.c b/sysfs.c
index 7e7166e..018f294 100644
--- a/sysfs.c
+++ b/sysfs.c
@@ -39,7 +39,7 @@ char *read_field(char *base, char *name)
 	fd = open(fn, O_RDONLY);
 	free(fn);
 	if (fd < 0)
-		goto bad;
+		goto bad_buf;
 	n = read(fd, buf, 4096);
 	close(fd);
 	if (n < 0)