From 44b435e7d4cd987561fb4b0228c2a4f9536409f2 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jan-Otto=20Kr=C3=B6pke?= <mail@jkroepke.de>
Date: Fri, 21 Jul 2023 20:18:15 +0200
Subject: [PATCH] Fix panic with log.file=eventlog
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Signed-off-by: Jan-Otto Kröpke <mail@jkroepke.de>
---
 log/logger.go | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/log/logger.go b/log/logger.go
index 9f214900..94548c8b 100644
--- a/log/logger.go
+++ b/log/logger.go
@@ -24,6 +24,7 @@ func (f *AllowedFile) String() string {
 
 // Set updates the value of the allowed format.
 func (f *AllowedFile) Set(s string) error {
+	f.s = s
 	switch s {
 	case "stdout":
 		f.w = os.Stdout
@@ -77,6 +78,8 @@ func New(config *Config) (log.Logger, error) {
 			return nil, err
 		}
 		l = eventlog.NewEventLogLogger(w, loggerFunc)
+	} else if config.File.w == nil {
+		panic("logger: file writer is nil")
 	} else {
 		l = loggerFunc(log.NewSyncWriter(config.File.w))
 	}