Fix panic when parent process is killed

Fix #3863

1 files changed, 1 insertions, 1 deletions

diff --git a/main.go b/main.go
index d8536819..f32813da 100644
--- a/main.go
+++ b/main.go
@@ -39,7 +39,7 @@ func printScript(label string, content []byte) {
 }
 
 func exit(code int, err error) {
-	if code == fzf.ExitError {
+	if code == fzf.ExitError && err != nil {
 		fmt.Fprintln(os.Stderr, err.Error())
 	}
 	os.Exit(code)