diff options
Diffstat (limited to 'gnu/usr.sbin/sendmail/libmilter/engine.c')
| -rw-r--r-- | gnu/usr.sbin/sendmail/libmilter/engine.c | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/gnu/usr.sbin/sendmail/libmilter/engine.c b/gnu/usr.sbin/sendmail/libmilter/engine.c index 88a564ae355..9ad98bc16c2 100644 --- a/gnu/usr.sbin/sendmail/libmilter/engine.c +++ b/gnu/usr.sbin/sendmail/libmilter/engine.c @@ -1,5 +1,5 @@ /* - * Copyright (c) 1999-2003 Sendmail, Inc. and its suppliers. + * Copyright (c) 1999-2004, 2006 Sendmail, Inc. and its suppliers. * All rights reserved. * * By using this file, you agree to the terms and conditions set @@ -9,7 +9,7 @@ */ #include <sm/gen.h> -SM_RCSID("@(#)$Sendmail: engine.c,v 8.120 2004/10/20 21:09:00 ca Exp $") +SM_RCSID("@(#)$Sendmail: engine.c,v 8.121 2006/04/18 21:01:46 ca Exp $") #include "libmilter.h" @@ -166,6 +166,8 @@ static int next_states[] = NX_UNKN }; +#define SIZE_NEXT_STATES (sizeof(next_states) / sizeof(next_states[0])) + /* commands received by milter */ static cmdfct cmds[] = { @@ -1076,6 +1078,8 @@ trans_ok(old, new) int s, n; s = old; + if (s >= SIZE_NEXT_STATES) + return false; do { /* is this state transition allowed? */ @@ -1089,6 +1093,8 @@ trans_ok(old, new) */ n = s + 1; + if (n >= SIZE_NEXT_STATES) + return false; /* ** can we actually "skip" this state? @@ -1100,7 +1106,7 @@ trans_ok(old, new) s = n; else return false; - } while (s <= ST_LAST); + } while (s < SIZE_NEXT_STATES); return false; } /* |