diff options
| -rw-r--r-- | net/nfc/nci/core.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/net/nfc/nci/core.c b/net/nfc/nci/core.c index 3c42b149c729..18ff1c23769a 100644 --- a/net/nfc/nci/core.c +++ b/net/nfc/nci/core.c @@ -1024,18 +1024,23 @@ static int nci_transceive(struct nfc_dev *nfc_dev, struct nfc_target *target, struct nci_conn_info *conn_info; conn_info = ndev->rf_conn_info; - if (!conn_info) + if (!conn_info) { + kfree_skb(skb); return -EPROTO; + } pr_debug("target_idx %d, len %d\n", target->idx, skb->len); if (!ndev->target_active_prot) { pr_err("unable to exchange data, no active target\n"); + kfree_skb(skb); return -EINVAL; } - if (test_and_set_bit(NCI_DATA_EXCHANGE, &ndev->flags)) + if (test_and_set_bit(NCI_DATA_EXCHANGE, &ndev->flags)) { + kfree_skb(skb); return -EBUSY; + } /* store cb and context to be used on receiving data */ conn_info->data_exchange_cb = cb; |