From e0a6466c6e5207e0941adb7643cad838234ae2a4 Mon Sep 17 00:00:00 2001
From: Assar Westerlund <assar@sics.se>
Date: Wed, 15 Nov 2000 23:12:45 +0000
Subject: [PATCH] (main): check for fd's being too large to select on

git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@9196 ec53bebd-3082-4978-b11e-865c3cabbd6b
---
 lib/kadm5/ipropd_master.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/lib/kadm5/ipropd_master.c b/lib/kadm5/ipropd_master.c
index c0fd78937..0dc704748 100644
--- a/lib/kadm5/ipropd_master.c
+++ b/lib/kadm5/ipropd_master.c
@@ -424,6 +424,9 @@ main(int argc, char **argv)
 	struct timeval to = {30, 0};
 	u_int32_t vers;
 
+	if (signal_fd >= FD_SETSIZE || listen_fd >= FD_SETSIZE)
+	    krb5_errx (context, 1, "fd too large");
+
 	FD_ZERO(&readset);
 	FD_SET(signal_fd, &readset);
 	max_fd = max(max_fd, signal_fd);