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Coverity CID 1149: Add KASSERT before deref.

This commit is contained in:
christos 2006-04-15 02:30:39 +00:00
parent 7a396ae9a9
commit ddb5372e69
1 changed files with 5 additions and 2 deletions
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7
sys/netinet/tcp_subr.c
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@ -1,4 +1,4 @@
/* $NetBSD: tcp_subr.c,v 1.197 2006/04/15 02:29:12 christos Exp $ */
/* $NetBSD: tcp_subr.c,v 1.198 2006/04/15 02:30:39 christos Exp $ */
/*
* Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project.
@ -98,7 +98,7 @@
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: tcp_subr.c,v 1.197 2006/04/15 02:29:12 christos Exp $");
__KERNEL_RCSID(0, "$NetBSD: tcp_subr.c,v 1.198 2006/04/15 02:30:39 christos Exp $");
#include "opt_inet.h"
#include "opt_ipsec.h"
@ -1929,7 +1929,10 @@ tcp_mss_from_peer(struct tcpcb *tp, int offer)
bufsize = rt->rt_rmx.rmx_sendpipe;
else
#endif
{
KASSERT(so != NULL);
bufsize = so->so_snd.sb_hiwat;
}
if (bufsize < mss)
mss = bufsize;
else {