From 4a7401ea71fc7735be5fe371eb155284eb3a9583 Mon Sep 17 00:00:00 2001
From: Ton Voon <tonvoon@users.sourceforge.net>
Date: Fri, 17 Feb 2006 09:08:08 +0000
Subject: SIGALRM could be received before child_process is created (Jason
 Crawford)

git-svn-id: https://nagiosplug.svn.sourceforge.net/svnroot/nagiosplug/nagiosplug/trunk@1317 f882894a-f735-0410-b71e-b25c423dba1c

diff --git a/THANKS.in b/THANKS.in
index 9fee025..3aff4bf 100644
--- a/THANKS.in
+++ b/THANKS.in
@@ -174,3 +174,4 @@ Rick Frey
 Serhan Kiymaz
 Gerhard Lausser
 Jon Vandegrift
+Jason Crawford
diff --git a/plugins/popen.c b/plugins/popen.c
index f681069..5da12a0 100644
--- a/plugins/popen.c
+++ b/plugins/popen.c
@@ -270,12 +270,16 @@ popen_timeout_alarm_handler (int signo)
 {
 	int fh;
 	if (signo == SIGALRM) {
-		fh=fileno (child_process);
-		if(fh >= 0){
-			kill (childpid[fh], SIGKILL);
-		}
-		printf (_("CRITICAL - Plugin timed out after %d seconds\n"),
+		if (child_process != NULL) {
+			fh=fileno (child_process);
+			if(fh >= 0){
+				kill (childpid[fh], SIGKILL);
+			}
+			printf (_("CRITICAL - Plugin timed out after %d seconds\n"),
 						timeout_interval);
+		} else {
+			printf (_("CRITICAL - popen timeout received, but no child process\n"));
+		}
 		exit (STATE_CRITICAL);
 	}
 }
-- 
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