From: Kay Sievers <kay.sievers@vrfy.org>
Date: Mon, 8 Dec 2008 15:28:40 +0000 (+0100)
Subject: blkid: hfs - do not set UUID for emtpy finder info
X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=3902dcfb862ce32e3bd0966f23224f7a24dd2cb6;p=util-linux

blkid: hfs - do not set UUID for emtpy finder info

Signed-off-by: Kay Sievers <kay.sievers@vrfy.org>
---

diff --git a/libs/blkid/src/probers/hfs.c b/libs/blkid/src/probers/hfs.c
index aef99524..dc30e837 100644
--- a/libs/blkid/src/probers/hfs.c
+++ b/libs/blkid/src/probers/hfs.c
@@ -135,6 +135,8 @@ static int hfs_set_uuid(blkid_probe pr, unsigned char const *hfs_info)
 	unsigned char uuid[16];
 	struct MD5Context md5c;
 
+	if (memcmp(hfs_info, "\0\0\0\0\0\0\0\0", 8) == 0)
+		return -1;
 	MD5Init(&md5c);
 	MD5Update(&md5c, hash_init, 16);
 	MD5Update(&md5c, hfs_info, 8);