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Correctly account for header length in m_pkthdr.len when sending

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packets through BPF.

Submitted by:	seki@sysrap.cs.fujitsu.co.jp in PR#2415
This commit is contained in:
Garrett Wollman 1997-01-08 14:17:27 +00:00
parent e76da59456
commit 4f079e2ff0
1 changed files with 2 additions and 1 deletions
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3
sys/net/bpf.c
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@ -37,7 +37,7 @@
*
* @(#)bpf.c 8.2 (Berkeley) 3/28/94
*
* $Id: bpf.c,v 1.25 1996/06/08 06:12:58 davidg Exp $
* $Id: bpf.c,v 1.26 1996/06/08 08:18:43 bde Exp $
*/
#include "bpfilter.h"
@ -227,6 +227,7 @@ bpf_movein(uio, linktype, mp, sockp, datlen)
* Make room for link header.
*/
if (hlen != 0) {
m->m_pkthdr.len -= hlen;
m->m_len -= hlen;
#if BSD >= 199103
m->m_data += hlen; /* XXX */