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Force ip_off to zero when the reassembly is complete. This was lost in my

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rev1.19 - before that the IP struct was clobbered for the reassembly, but
it actually implicitly guaranteed that the first fragment of the packet
would end up with ip_off = 0, and this was a desired behavior.
This commit is contained in:
maxv 2018-10-12 05:41:18 +00:00
parent 2d366d5dbb
commit 4212d42b89
1 changed files with 3 additions and 2 deletions
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5
sys/netinet/ip_reass.c
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@ -1,4 +1,4 @@
/* $NetBSD: ip_reass.c,v 1.20 2018/09/17 08:11:27 maxv Exp $ */
/* $NetBSD: ip_reass.c,v 1.21 2018/10/12 05:41:18 maxv Exp $ */
/*
* Copyright (c) 1982, 1986, 1988, 1993
@ -46,7 +46,7 @@
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: ip_reass.c,v 1.20 2018/09/17 08:11:27 maxv Exp $");
__KERNEL_RCSID(0, "$NetBSD: ip_reass.c,v 1.21 2018/10/12 05:41:18 maxv Exp $");
#include <sys/param.h>
#include <sys/types.h>
@ -402,6 +402,7 @@ insert:
* header visible.
*/
ip->ip_len = htons((ip->ip_hl << 2) + next);
ip->ip_off = htons(0);
ip->ip_src = fp->ipq_src;
ip->ip_dst = fp->ipq_dst;
free(fp, M_FTABLE);