From 38d493aa679e0c79076540f9d66eb00c6a19ea59 Mon Sep 17 00:00:00 2001
From: Markus Lehtonen <markus.lehtonen@intel.com>
Date: Tue, 2 Mar 2021 22:45:36 +0200
Subject: [PATCH] pkg/utils: fix possible segfault in RegexpVal.Set

---
 pkg/utils/flags.go | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/pkg/utils/flags.go b/pkg/utils/flags.go
index c88a2e59a..cfd23806e 100644
--- a/pkg/utils/flags.go
+++ b/pkg/utils/flags.go
@@ -33,7 +33,9 @@ type RegexpVal struct {
 // Set implements the flag.Value interface
 func (a *RegexpVal) Set(val string) error {
 	r, err := regexp.Compile(val)
-	a.Regexp = *r
+	if err == nil {
+		a.Regexp = *r
+	}
 	return err
 }