From 9eb98040e90c401a550dae553f2eb59304536d8c Mon Sep 17 00:00:00 2001
From: Markus Lehtonen <markus.lehtonen@intel.com>
Date: Fri, 20 Mar 2020 10:12:12 +0200
Subject: [PATCH] source/system: do not publish empty version labels

Do not publish non-existing version components as empty labels.
---
 source/system/system.go | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/source/system/system.go b/source/system/system.go
index c61f9f10f..750a5d824 100644
--- a/source/system/system.go
+++ b/source/system/system.go
@@ -51,7 +51,9 @@ func (s Source) Discover() (source.Features, error) {
 				if key == "VERSION_ID" {
 					versionComponents := splitVersion(value)
 					for subKey, subValue := range versionComponents {
-						features[feature+"."+subKey] = subValue
+						if subValue != "" {
+							features[feature+"."+subKey] = subValue
+						}
 					}
 				}
 			}