From 57975d729bd2ed24721a0755056399f8efeafe51 Mon Sep 17 00:00:00 2001
From: Assar Westerlund <assar@sics.se>
Date: Wed, 15 Nov 2000 22:59:21 +0000
Subject: [PATCH] (loop): check that the fd's aren't too large to select on

git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@9186 ec53bebd-3082-4978-b11e-865c3cabbd6b
---
 appl/rsh/rshd.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/appl/rsh/rshd.c b/appl/rsh/rshd.c
index d0a79d004..084d3ebdf 100644
--- a/appl/rsh/rshd.c
+++ b/appl/rsh/rshd.c
@@ -404,6 +404,9 @@ loop (int from0, int to0,
     int max_fd;
     int count = 2;
 
+    if(from0 >= FD_SETSIZE || from1 >= FD_SETSIZE || from2 >= FD_SETSIZE)
+	errx (1, "fd too large");
+
     FD_ZERO(&real_readset);
     FD_SET(from0, &real_readset);
     FD_SET(from1, &real_readset);