From 406eaf930be77133c1f58ba37171e6d5aa9489c7 Mon Sep 17 00:00:00 2001
From: Lennart Poettering <lennart@poettering.net>
Date: Tue, 15 Jun 2010 19:47:13 +0200
Subject: [PATCH] service: never supervise ourselves

---
 src/service.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/service.c b/src/service.c
index 82a18a43..547a5556 100644
--- a/src/service.c
+++ b/src/service.c
@@ -936,6 +936,9 @@ static int service_load_pid_file(Service *s) {
         if ((unsigned long) (pid_t) p != p)
                 return -ERANGE;
 
+        if (p <= 1)
+                return -ERANGE;
+
         if (kill((pid_t) p, 0) < 0 && errno != EPERM) {
                 log_warning("PID %llu read from file %s does not exist. Your service or init script might be broken.",
                             (unsigned long long) p, s->pid_file);
-- 
2.39.5