From c0dc705c24d3e0013f6da678b11282022233bba3 Mon Sep 17 00:00:00 2001
From: Tim Ramlot <42113979+inteon@users.noreply.github.com>
Date: Mon, 14 Nov 2022 09:11:23 +0100
Subject: [PATCH] fail in case of invalid IP address

Signed-off-by: Tim Ramlot <42113979+inteon@users.noreply.github.com>
---
 test/unit/gen/csr.go | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/test/unit/gen/csr.go b/test/unit/gen/csr.go
index 659286c11..a62f847af 100644
--- a/test/unit/gen/csr.go
+++ b/test/unit/gen/csr.go
@@ -136,7 +136,11 @@ func SetCSRIPAddressesFromStrings(ips ...string) CSRModifier {
 	return func(c *x509.CertificateRequest) error {
 		var certIPs []net.IP
 		for _, ip := range ips {
-			certIPs = append(certIPs, net.ParseIP(ip))
+			if certIP := net.ParseIP(ip); certIP == nil {
+				return fmt.Errorf("invalid ip: %s", ip)
+			} else {
+				certIPs = append(certIPs, certIP)
+			}
 		}
 		c.IPAddresses = certIPs
 		return nil