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path: root/plugins/docsis/packet-dsarsp.c
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Diffstat (limited to 'plugins/docsis/packet-dsarsp.c')
-rw-r--r--plugins/docsis/packet-dsarsp.c31
1 files changed, 10 insertions, 21 deletions
diff --git a/plugins/docsis/packet-dsarsp.c b/plugins/docsis/packet-dsarsp.c
index eb31168b15..5d85ed326e 100644
--- a/plugins/docsis/packet-dsarsp.c
+++ b/plugins/docsis/packet-dsarsp.c
@@ -46,34 +46,23 @@ static int
dissect_dsarsp (tvbuff_t * tvb, packet_info * pinfo, proto_tree * tree, void* data _U_)
{
proto_item *it;
- proto_tree *dsarsp_tree = NULL;
- guint16 transid;
- guint8 response;
+ proto_tree *dsarsp_tree;
+ guint32 transid, response;
tvbuff_t *next_tvb;
- transid = tvb_get_ntohs (tvb, 0);
- response = tvb_get_guint8 (tvb, 2);
+ it = proto_tree_add_item (tree, proto_docsis_dsarsp, tvb, 0, -1, ENC_NA);
+ dsarsp_tree = proto_item_add_subtree (it, ett_docsis_dsarsp);
+ proto_tree_add_item_ret_uint (dsarsp_tree, hf_docsis_dsarsp_tranid, tvb, 0, 2, ENC_BIG_ENDIAN, &transid);
+ proto_tree_add_item_ret_uint (dsarsp_tree, hf_docsis_dsarsp_response, tvb, 2, 1, ENC_BIG_ENDIAN, &response);
col_add_fstr (pinfo->cinfo, COL_INFO,
"Dynamic Service Add Response ID = %u (%s)", transid,
val_to_str (response, docsis_conf_code, "%d"));
- if (tree)
- {
- it =
- proto_tree_add_protocol_format (tree, proto_docsis_dsarsp, tvb, 0, -1,
- "DSA Response");
- dsarsp_tree = proto_item_add_subtree (it, ett_docsis_dsarsp);
- proto_tree_add_item (dsarsp_tree, hf_docsis_dsarsp_tranid, tvb, 0, 2,
- ENC_BIG_ENDIAN);
- proto_tree_add_item (dsarsp_tree, hf_docsis_dsarsp_response, tvb, 2, 1,
- ENC_BIG_ENDIAN);
- }
-
- /* Call dissector for Appendix C TLV's */
- next_tvb = tvb_new_subset_remaining (tvb, 3);
- call_dissector (docsis_tlv_handle, next_tvb, pinfo, dsarsp_tree);
- return tvb_captured_length(tvb);
+ /* Call dissector for Appendix C TLV's */
+ next_tvb = tvb_new_subset_remaining (tvb, 3);
+ call_dissector (docsis_tlv_handle, next_tvb, pinfo, dsarsp_tree);
+ return tvb_captured_length(tvb);
}
/* Register the protocol with Wireshark */