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Bluetooth: Classic: SDP: correct partial response seq length #93314

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Bluetooth: Classic: SDP: correct partial response seq length #93314

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17 changes: 17 additions & 0 deletions subsys/bluetooth/host/classic/sdp.c
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Original file line number Diff line number Diff line change
Expand Up @@ -883,6 +883,11 @@ static uint8_t select_attrs(struct bt_sdp_attribute *attr, uint8_t att_idx,
(space < seq_size + sad->cont_state_size))) {
/* Packet exhausted */
sad->state->pkt_full = true;

/* This case mean packet is exhausted, state stays at
* the previous attr, we should break the loop.
*/
break;
}
}

Expand Down Expand Up @@ -1322,6 +1327,18 @@ static uint16_t sdp_svc_search_att_req(struct bt_sdp *sdp, struct net_buf *buf,
}

rsp_buf_cpy = NULL;
/*
* If current service is the same as the next service,
* then we should continue from the last attribute.
*/
if (state.current_svc == next_svc) {
next_att = state.last_att;
}

/* continue from the last attribute, just dry run. */
att_list_len += create_attr_list(sdp, record, filter, num_filters,
max_att_len, SDP_SSA_CONT_STATE_SIZE + 1,
next_att, &state, rsp_buf_cpy);
}

next_att = 0U;
Expand Down