Merge "Allow L2CAP first packet with partial header"

#define HANDLE_MASK 0x0FFF

#define START_PACKET_BOUNDARY 2

#define CONTINUATION_PACKET_BOUNDARY 1

#define L2CAP_HEADER_SIZE 4

#define L2CAP_HEADER_PDU_LEN_SIZE 2

#define L2CAP_HEADER_CID_SIZE 2

#define L2CAP_HEADER_SIZE (L2CAP_HEADER_PDU_LEN_SIZE + L2CAP_HEADER_CID_SIZE)

// Our interface and callbacks

        buffer_allocator->free(hdl);

      }

      if (acl_length < L2CAP_HEADER_SIZE) {

      if (acl_length < L2CAP_HEADER_PDU_LEN_SIZE) {

        LOG_WARN(LOG_TAG, "%s L2CAP packet too small (%d < %d). Dropping it.",

                 __func__, packet->len, L2CAP_HEADER_SIZE);

                 __func__, packet->len, L2CAP_HEADER_PDU_LEN_SIZE);

        buffer_allocator->free(packet);

        return;

      }