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Coverity CID 2855: If fin->fin_fr is NULL, return 0, don't crash.

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This commit is contained in:
christos 2006-04-13 18:59:58 +00:00
parent 3869624bdd
commit 0a1c2ab0b8
1 changed files with 5 additions and 2 deletions
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7
sys/dist/ipf/netinet/ip_auth.c vendored
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@ -1,4 +1,4 @@
/* $NetBSD: ip_auth.c,v 1.5 2006/04/04 16:17:19 martti Exp $ */
/* $NetBSD: ip_auth.c,v 1.6 2006/04/13 18:59:58 christos Exp $ */
/*
* Copyright (C) 1998-2003 by Darren Reed & Guido van Rooij.
@ -121,7 +121,7 @@ extern struct ifqueue ipintrq; /* ip packet input queue */
#if !defined(lint)
#if defined(__NetBSD__)
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: ip_auth.c,v 1.5 2006/04/04 16:17:19 martti Exp $");
__KERNEL_RCSID(0, "$NetBSD: ip_auth.c,v 1.6 2006/04/13 18:59:58 christos Exp $");
#else
static const char rcsid[] = "@(#)Id: ip_auth.c,v 2.73.2.13 2006/03/29 11:19:55 darrenr Exp";
#endif
@ -303,6 +303,9 @@ fr_info_t *fin;
if (fr_auth_lock)
return 0;
if (fin->fin->fr == NULL)
return 0;
WRITE_ENTER(&ipf_auth);
if (fr_authstart > fr_authend) {
fr_authstats.fas_nospace++;