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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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10
packet-ses.c
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@ -2,7 +2,7 @@
* *
* Routine to dissect ISO 8327-1 OSI Session Protocol packets * 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> * Yuriy Sidelnikov <YSidelnikov@hotmail.com>
* *
@ -269,17 +269,16 @@ call_pres_dissector(tvbuff_t *tvb, int offset, guint16 param_len,
proto_tree_add_text(param_tree, tvb, offset, param_len, proto_tree_add_text(param_tree, tvb, offset, param_len,
"User data"); "User data");
} }
}
else else
{ {
/* Yes - call presentation dissector */ /* Yes - call presentation dissector */
tvbuff_t *next_tvb; tvbuff_t *next_tvb;
next_tvb = tvb_new_subset(tvb, offset, param_len, next_tvb = tvb_new_subset(tvb, offset, param_len, param_len);
param_len);
TRY TRY
{ {
call_dissector(pres_handle, next_tvb, pinfo, call_dissector(pres_handle, next_tvb, pinfo, tree);
tree);
} }
CATCH_ALL CATCH_ALL
{ {
@ -287,7 +286,6 @@ call_pres_dissector(tvbuff_t *tvb, int offset, guint16 param_len,
} }
ENDTRY; ENDTRY;
} }
}
} }
/* this routine returns length of parameter field, parameter group, /* this routine returns length of parameter field, parameter group,