atexit: prevent Run from being called on nil signal

2018-05-12 18:59:25 +02:00 · 2018-05-12 18:59:25 +02:00 · 6791cf7d7f
parent d022c81d99
commit 6791cf7d7f
1 changed files with 1 additions and 1 deletions
--- a/lib/atexit/atexit.go
+++ b/lib/atexit/atexit.go
@ -29,7 +29,7 @@ func Register(fn func()) {
 		signal.Notify(exitChan, os.Interrupt) // syscall.SIGINT, syscall.SIGTERM, syscall.SIGQUIT
 		go func() {
 			sig, closed := <-exitChan
-			if closed {
+			if closed || sig == nil {
 				return
 			}
 			fs.Infof(nil, "Signal received: %s", sig)