From 4fe2a797f8f6cf9a2e0f9ec4f476327f7e319212 Mon Sep 17 00:00:00 2001
From: Ian Jackson <ijackson@chiark.greenend.org.uk>
Date: Wed, 29 Dec 2021 15:26:48 +0000
Subject: [PATCH] overlord: Explicitly ignore unwanted value from write

Ignoring an error here is consistent with the error handling from the
pevious write(sf,...).

Signed-off-by: Ian Jackson <ijackson@chiark.greenend.org.uk>
---
 overlord.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/overlord.c b/overlord.c
index 1cfba9b..bb3cc40 100644
--- a/overlord.c
+++ b/overlord.c
@@ -249,7 +249,8 @@ static void NONRETURNING docheck(int needwanted) {
   r= write(sfd,&request_mbuf,sizeof(request_mbuf));
   if (r==sizeof(request_mbuf)) {
     endmagic= REQUEST_END_MAGIC;
-    write(sfd,&endmagic,sizeof(endmagic));
+    r= write(sfd,&endmagic,sizeof(endmagic));
+    (void)r;
   }
   syslog(LOG_NOTICE,"uservd[%ld] is running",(long)overlordpid);
 #endif
-- 
2.30.2