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If the packet is short, dont try to create a blob item that spans beyound the end of the short packet since that will raise an exception and we wont even attempt to dissect those (kerberos usually) bytes that we do have in the packet. 

svn path=/trunk/; revision=10546
This commit is contained in:
Ronnie Sahlberg 2004-04-02 22:01:21 +00:00
parent 696c4f22d9
commit 9948a13158
1 changed files with 9 additions and 1 deletions
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10
packet-spnego.c
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@ -5,7 +5,7 @@
* Copyright 2002, Richard Sharpe <rsharpe@ns.aus.com>
* Copyright 2003, Richard Sharpe <rsharpe@richardsharpe.com>
*
* $Id: packet-spnego.c,v 1.51 2003/07/17 22:17:01 sharpe Exp $
* $Id: packet-spnego.c,v 1.52 2004/04/02 22:01:21 sahlberg Exp $
*
* Ethereal - Network traffic analyzer
* By Gerald Combs <gerald@ethereal.com>
@ -752,6 +752,14 @@ dissect_spnego_mechToken(tvbuff_t *tvb, int offset, packet_info *pinfo _U_,
offset = hnd->offset;
/* Dont try to create an item with more bytes than remains in the
* frame or we will not even attempt to dissect those bytes we
* do have. (since there will be an exception)
*/
if(nbytes>tvb_length_remaining(tvb,offset)){
nbytes=tvb_length_remaining(tvb,offset);
}
item = proto_tree_add_item(tree, hf_spnego_mechtoken, tvb, offset,
nbytes, FALSE);
subtree = proto_item_add_subtree(item, ett_spnego_mechtoken);