From 9773f55318866e98b549793f7c202ed118110f29 Mon Sep 17 00:00:00 2001
From: cinap_lenrek <cinap_lenrek@felloff.net>
Date: Fri, 31 Dec 2021 16:05:28 +0000
Subject: [PATCH] rc: add err != nil check for early exit

---
 sys/src/cmd/rc/plan9.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/sys/src/cmd/rc/plan9.c b/sys/src/cmd/rc/plan9.c
index 555417054..215ac318a 100644
--- a/sys/src/cmd/rc/plan9.c
+++ b/sys/src/cmd/rc/plan9.c
@@ -249,7 +249,8 @@ Updenv(void)
 			addenv(v);
 	if(runq)
 		updenvlocal(runq->local);
-	flushio(err);
+	if(err)
+		flushio(err);
 }
 
 void