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wireshark-plugin-skel
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make sure to only call sub_handle_cap if it exists

This commit is contained in:
Harald Welte 2012-01-04 21:56:42 +01:00
parent 00acf1dd5d
commit 46ead9ece6
1 changed files with 4 additions and 2 deletions
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6
packet-gsm_sim.c
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@ -796,7 +796,8 @@ dissect_bertlv(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
subtvb = tvb_new_subset(tvb, pos, len, len); subtvb = tvb_new_subset(tvb, pos, len, len);
switch (tag) { switch (tag) {
case 0xD0: /* proactive command */ case 0xD0: /* proactive command */
call_dissector(sub_handle_cap, subtvb, pinfo, tree); if (sub_handle_cap)
call_dissector(sub_handle_cap, subtvb, pinfo, tree);
break; break;
} }
@ -930,7 +931,8 @@ dissect_gsm_apdu(guint8 ins, guint8 p1, guint8 p2, guint8 p3,
break; break;
case 0x14: /* TERMINAL RESPONSE */ case 0x14: /* TERMINAL RESPONSE */
subtvb = tvb_new_subset(tvb, offset+DATA_OFFS, p3, p3); subtvb = tvb_new_subset(tvb, offset+DATA_OFFS, p3, p3);
call_dissector(sub_handle_cap, subtvb, pinfo, tree); if (sub_handle_cap)
call_dissector(sub_handle_cap, subtvb, pinfo, tree);
break; break;
case 0x70: /* MANAGE CHANNEL */ case 0x70: /* MANAGE CHANNEL */
proto_tree_add_item(tree, hf_chan_op, tvb, offset-3, 1, ENC_BIG_ENDIAN); proto_tree_add_item(tree, hf_chan_op, tvb, offset-3, 1, ENC_BIG_ENDIAN);