From f39a97d2972e3959985c2771f1fc53c45897acfb Mon Sep 17 00:00:00 2001
From: Martin Wilck <mwilck@suse.com>
Date: Mon, 24 Jun 2019 11:27:43 +0200
Subject: [PATCH 5/8] libmultipath: fix another WWID overflow in
 parse_vpd_pg83()

This one is an obvious typo.

Fixes: 18176202e75c "Read wwid from sysfs vpg_pg83 attribute"
Signed-off-by: Martin Wilck <mwilck@suse.com>
---
 libmultipath/discovery.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libmultipath/discovery.c b/libmultipath/discovery.c
index 416823b..c57369c 100644
--- a/libmultipath/discovery.c
+++ b/libmultipath/discovery.c
@@ -1136,7 +1136,7 @@ parse_vpd_pg83(const unsigned char *in, size_t in_len,
 				len = 1;
 				vpd += 4;
 				vpd_len -= 4;
-				if (vpd_len > out_len + 2)
+				if (vpd_len > out_len - 2)
 					vpd_len = out_len - 2;
 				memcpy(out, vpd, vpd_len);
 				len = vpd_len + 1;
-- 
1.8.3.1