diff options
Diffstat (limited to 'src/rfid_proto_tcl.c')
| -rw-r--r-- | src/rfid_proto_tcl.c | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/src/rfid_proto_tcl.c b/src/rfid_proto_tcl.c index 66f1edd..b7577e3 100644 --- a/src/rfid_proto_tcl.c +++ b/src/rfid_proto_tcl.c @@ -517,11 +517,6 @@ tcl_transceive(struct rfid_protocol_handle *h, unsigned char ack[10]; unsigned int ack_len; - if (tx_len > max_net_tx_framesize(th)) { - /* slow path: we need to use chaining */ - return -1; - } - tx_buf = malloc(tcl_prlg_len(th) + tx_len); if (!tx_buf) { ret = -ENOMEM; @@ -546,6 +541,12 @@ tcl_transceive(struct rfid_protocol_handle *h, _rx_len = *rx_len; *rx_len = 0; + + if (_tx_len > max_net_tx_framesize(th)+prlg_len) { + /* slow path: we need to use chaining */ + _tx_len = max_net_tx_framesize(th)+prlg_len; + } + do_tx: ret = rfid_layer2_transceive(h->l2h, l2_to_frame(h->l2h->l2->id), _tx, _tx_len, |