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Set "off" before using it.

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This commit is contained in:
guy 2002-07-20 23:37:40 +00:00
parent 350d1266b6
commit aa266b3ec5
1 changed files with 3 additions and 3 deletions
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6
print-ip.c
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@ -21,7 +21,7 @@
#ifndef lint
static const char rcsid[] =
"@(#) $Header: /tcpdump/master/tcpdump/print-ip.c,v 1.107 2002-07-14 19:46:51 hannes Exp $ (LBL)";
"@(#) $Header: /tcpdump/master/tcpdump/print-ip.c,v 1.108 2002-07-20 23:37:40 guy Exp $ (LBL)";
#endif
#ifdef HAVE_CONFIG_H
@ -308,6 +308,8 @@ ip_print(register const u_char *bp, register u_int length)
printf("IP ");
off = ntohs(ip->ip_off);
if (vflag) {
(void)printf("(tos 0x%x", (int)ip->ip_tos);
/* ECN bits */
@ -332,12 +334,10 @@ ip_print(register const u_char *bp, register u_int length)
(void)printf(", len %d) ", (int)ntohs(ip->ip_len));
}
/*
* If this is fragment zero, hand it to the next higher
* level protocol.
*/
off = ntohs(ip->ip_off);
if ((off & 0x1fff) == 0) {
cp = (const u_char *)ip + hlen;
nh = ip->ip_p;