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Fixed in-line IP header checksumming. It was performed on the wrong header

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in one case.
This commit is contained in:
Bruce Evans 1996-04-21 13:47:43 +00:00
parent 5e29e1ca51
commit e2184122c5
1 changed files with 2 additions and 2 deletions

4
sys/netinet/ip_output.c

@ -31,7 +31,7 @@
* SUCH DAMAGE. * SUCH DAMAGE.
* *
* @(#)ip_output.c 8.3 (Berkeley) 1/21/94 * @(#)ip_output.c 8.3 (Berkeley) 1/21/94
* $Id: ip_output.c,v 1.34 1996/04/03 13:52:20 phk Exp $ * $Id: ip_output.c,v 1.35 1996/04/18 15:49:06 wollman Exp $
*/ */
#define _IP_VHL #define _IP_VHL
@ -413,7 +413,7 @@ sendit:
mhip->ip_off = htons((u_short)mhip->ip_off); mhip->ip_off = htons((u_short)mhip->ip_off);
mhip->ip_sum = 0; mhip->ip_sum = 0;
if (mhip->ip_vhl == IP_VHL_BORING) { if (mhip->ip_vhl == IP_VHL_BORING) {
mhip->ip_sum = in_cksum_hdr(ip); mhip->ip_sum = in_cksum_hdr(mhip);
} else { } else {
mhip->ip_sum = in_cksum(m, mhlen); mhip->ip_sum = in_cksum(m, mhlen);
} }