From f8a73552f16b1fc3b55894db79ebe51967b5d31d Mon Sep 17 00:00:00 2001
From: Love Hornquist Astrand <lha@h5l.org>
Date: Wed, 27 Oct 2010 19:34:28 -0700
Subject: [PATCH] reap all zombie children, promted by bug report from Patrik
 Lundin

---
 kadmin/kadm_conn.c | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/kadmin/kadm_conn.c b/kadmin/kadm_conn.c
index 2d45a1aa5..3614267d5 100644
--- a/kadmin/kadm_conn.c
+++ b/kadmin/kadm_conn.c
@@ -92,7 +92,12 @@ static RETSIGTYPE
 sigchld(int sig)
 {
     int status;
-    waitpid(-1, &status, 0);
+    /*
+     * waitpid() is async safe. will return -1 or 0 on no more zombie
+     * children
+     */
+    while ((waitpid(-1, &status, WNOHANG)) > 0)
+	;
     SIGRETURN(0);
 }
 
-- 
2.11.4.GIT