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Commit c79d9f9e authored by Hiren Tandel's avatar Hiren Tandel Committed by Samuel Ortiz
Browse files

NFC: NCI: No need to reverse ATR_RES Response 



ATR_RES response received within Activation Parameters is already
in correct order. Reversing it fails LLCP magic number check and
so P2P functionality fails.

Signed-off-by: default avatarHiren Tandel <hirent@marvell.com>
Signed-off-by: default avatarRahul Tank <rahult@marvell.com>
Signed-off-by: default avatarSamuel Ortiz <sameo@linux.intel.com>
parent 4b8b6267

net/nfc/nci/ntf.c

+2 −5
Original line number Diff line number Diff line
@@ -366,7 +366,6 @@ static int nci_extract_activation_params_nfc_dep(struct nci_dev *ndev, 
			struct nci_rf_intf_activated_ntf *ntf, __u8 *data)

{

	struct activation_params_poll_nfc_dep *poll;

	int i;



	switch (ntf->activation_rf_tech_and_mode) {

	case NCI_NFC_A_PASSIVE_POLL_MODE:
@@ -374,10 +373,8 @@ static int nci_extract_activation_params_nfc_dep(struct nci_dev *ndev, 
		poll = &ntf->activation_params.poll_nfc_dep;

		poll->atr_res_len = min_t(__u8, *data++, 63);

		pr_debug("atr_res_len %d\n", poll->atr_res_len);

		if (poll->atr_res_len > 0) {

			for (i = 0; i < poll->atr_res_len; i++)

				poll->atr_res[poll->atr_res_len-1-i] = data[i];

		}

		if (poll->atr_res_len > 0)

			memcpy(poll->atr_res, data, poll->atr_res_len);

		break;



	default: