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Don't call the presentation layer dissector if we don't have a handle 

for it.

svn path=/trunk/; revision=9136
This commit is contained in:
Guy Harris 2003-12-02 05:53:26 +00:00
parent 87561392ef
commit 089911a0e4
1 changed files with 15 additions and 17 deletions
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32
packet-ses.c
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@ -2,7 +2,7 @@
*
* Routine to dissect ISO 8327-1 OSI Session Protocol packets
*
* $Id: packet-ses.c,v 1.3 2003/11/18 07:08:43 guy Exp $
* $Id: packet-ses.c,v 1.4 2003/12/02 05:53:26 guy Exp $
*
* Yuriy Sidelnikov <YSidelnikov@hotmail.com>
*
@ -269,24 +269,22 @@ call_pres_dissector(tvbuff_t *tvb, int offset, guint16 param_len,
proto_tree_add_text(param_tree, tvb, offset, param_len,
"User data");
}
else
{
/* Yes - call presentation dissector */
tvbuff_t *next_tvb;
}
else
{
/* Yes - call presentation dissector */
tvbuff_t *next_tvb;
next_tvb = tvb_new_subset(tvb, offset, param_len,
param_len);
TRY
{
call_dissector(pres_handle, next_tvb, pinfo,
tree);
}
CATCH_ALL
{
show_exception(tvb, pinfo, tree, EXCEPT_CODE);
}
ENDTRY;
next_tvb = tvb_new_subset(tvb, offset, param_len, param_len);
TRY
{
call_dissector(pres_handle, next_tvb, pinfo, tree);
}
CATCH_ALL
{
show_exception(tvb, pinfo, tree, EXCEPT_CODE);
}
ENDTRY;
}
}