Re: [PATCH RESEND net v3] net: nfc: nci: Add parameter validation for packet data

On 9/21/25 8:23 PM, Deepak Sharma wrote:

static int nci_extract_activation_params_iso_dep(struct nci_dev *ndev, @@ -501,7 +536,7 @@ static int nci_store_general_bytes_nfc_dep(struct nci_dev *ndev, case NCI_NFC_A_PASSIVE_POLL_MODE: case NCI_NFC_F_PASSIVE_POLL_MODE: ndev->remote_gb_len = min_t(__u8,

• 	(ntf->activation_params.poll_nfc_dep.atr_res_len
  

• 			    (ntf->activation_params.poll_nfc_dep.atr_res_len
  			- NFC_ATR_RES_GT_OFFSET),
  NFC_ATR_RES_GB_MAXSIZE);
  

  memcpy(ndev->remote_gb,

@@ -513,7 +548,7 @@ static int nci_store_general_bytes_nfc_dep(struct nci_dev *ndev, case NCI_NFC_A_PASSIVE_LISTEN_MODE: case NCI_NFC_F_PASSIVE_LISTEN_MODE: ndev->remote_gb_len = min_t(__u8,

• 	(ntf->activation_params.listen_nfc_dep.atr_req_len
  

• 			    (ntf->activation_params.listen_nfc_dep.atr_req_len
  			- NFC_ATR_REQ_GT_OFFSET),
  NFC_ATR_REQ_GB_MAXSIZE);
  

  memcpy(ndev->remote_gb,

I'm sorry for the late feedback. The above 2 chunks looks unrelated from the real fix, please drop them: they will make stable teams work more difficult for no good reason.

Thanks,

Paolo