summaryrefslogtreecommitdiff
path: root/drivers/nfc
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/nfc')
-rw-r--r--drivers/nfc/fdp/fdp.c3
-rw-r--r--drivers/nfc/fdp/i2c.c8
-rw-r--r--drivers/nfc/microread/i2c.c6
-rw-r--r--drivers/nfc/microread/microread.c8
-rw-r--r--drivers/nfc/nfcmrvl/fw_dnld.c13
-rw-r--r--drivers/nfc/nfcmrvl/i2c.c2
-rw-r--r--drivers/nfc/nfcmrvl/main.c2
-rw-r--r--drivers/nfc/nfcmrvl/usb.c4
-rw-r--r--drivers/nfc/nxp-nci/firmware.c6
-rw-r--r--drivers/nfc/nxp-nci/i2c.c5
-rw-r--r--drivers/nfc/pn533/pn533.c73
-rw-r--r--drivers/nfc/pn533/usb.c4
-rw-r--r--drivers/nfc/pn544/i2c.c8
-rw-r--r--drivers/nfc/pn544/pn544.c8
-rw-r--r--drivers/nfc/port100.c18
-rw-r--r--drivers/nfc/s3fwrn5/firmware.c4
-rw-r--r--drivers/nfc/s3fwrn5/i2c.c2
-rw-r--r--drivers/nfc/st-nci/ndlc.c2
-rw-r--r--drivers/nfc/st21nfca/core.c6
-rw-r--r--drivers/nfc/st21nfca/dep.c32
-rw-r--r--drivers/nfc/st21nfca/i2c.c12
-rw-r--r--drivers/nfc/st95hf/core.c2
22 files changed, 108 insertions, 120 deletions
diff --git a/drivers/nfc/fdp/fdp.c b/drivers/nfc/fdp/fdp.c
index 7c1eaea3b685..badd8167ac73 100644
--- a/drivers/nfc/fdp/fdp.c
+++ b/drivers/nfc/fdp/fdp.c
@@ -228,8 +228,7 @@ static int fdp_nci_send_patch(struct nci_dev *ndev, u8 conn_id, u8 type)
skb_reserve(skb, NCI_CTRL_HDR_SIZE);
- memcpy(skb_put(skb, payload_size), fw->data + (fw->size - len),
- payload_size);
+ skb_put_data(skb, fw->data + (fw->size - len), payload_size);
rc = nci_send_data(ndev, conn_id, skb);
diff --git a/drivers/nfc/fdp/i2c.c b/drivers/nfc/fdp/i2c.c
index 712936f5d2d6..e0baec848ff2 100644
--- a/drivers/nfc/fdp/i2c.c
+++ b/drivers/nfc/fdp/i2c.c
@@ -79,14 +79,14 @@ static void fdp_nci_i2c_add_len_lrc(struct sk_buff *skb)
/* Add length header */
len = skb->len;
- *skb_push(skb, 1) = len & 0xff;
- *skb_push(skb, 1) = len >> 8;
+ *(u8 *)skb_push(skb, 1) = len & 0xff;
+ *(u8 *)skb_push(skb, 1) = len >> 8;
/* Compute and add lrc */
for (i = 0; i < len + 2; i++)
lrc ^= skb->data[i];
- *skb_put(skb, 1) = lrc;
+ skb_put_u8(skb, lrc);
}
static void fdp_nci_i2c_remove_len_lrc(struct sk_buff *skb)
@@ -186,7 +186,7 @@ static int fdp_nci_i2c_read(struct fdp_i2c_phy *phy, struct sk_buff **skb)
goto flush;
}
- memcpy(skb_put(*skb, len), tmp, len);
+ skb_put_data(*skb, tmp, len);
fdp_nci_i2c_dump_skb(&client->dev, "fdp_rd", *skb);
fdp_nci_i2c_remove_len_lrc(*skb);
diff --git a/drivers/nfc/microread/i2c.c b/drivers/nfc/microread/i2c.c
index e0e8afd27849..b668b7b9a61e 100644
--- a/drivers/nfc/microread/i2c.c
+++ b/drivers/nfc/microread/i2c.c
@@ -70,12 +70,12 @@ static void microread_i2c_add_len_crc(struct sk_buff *skb)
int len;
len = skb->len;
- *skb_push(skb, 1) = len;
+ *(u8 *)skb_push(skb, 1) = len;
for (i = 0; i < skb->len; i++)
crc = crc ^ skb->data[i];
- *skb_put(skb, 1) = crc;
+ skb_put_u8(skb, crc);
}
static void microread_i2c_remove_len_crc(struct sk_buff *skb)
@@ -173,7 +173,7 @@ static int microread_i2c_read(struct microread_i2c_phy *phy,
goto flush;
}
- *skb_put(*skb, 1) = len;
+ skb_put_u8(*skb, len);
r = i2c_master_recv(client, skb_put(*skb, len), len);
if (r != len) {
diff --git a/drivers/nfc/microread/microread.c b/drivers/nfc/microread/microread.c
index f454dc68cc03..e5d5d2d97409 100644
--- a/drivers/nfc/microread/microread.c
+++ b/drivers/nfc/microread/microread.c
@@ -419,7 +419,7 @@ static int microread_im_transceive(struct nfc_hci_dev *hdev,
pr_info("data exchange to gate 0x%x\n", target->hci_reader_gate);
if (target->hci_reader_gate == MICROREAD_GATE_ID_P2P_INITIATOR) {
- *skb_push(skb, 1) = 0;
+ *(u8 *)skb_push(skb, 1) = 0;
return nfc_hci_send_event(hdev, target->hci_reader_gate,
MICROREAD_EVT_P2P_INITIATOR_EXCHANGE_TO_RF,
@@ -441,8 +441,8 @@ static int microread_im_transceive(struct nfc_hci_dev *hdev,
crc = crc_ccitt(0xffff, skb->data, skb->len);
crc = ~crc;
- *skb_put(skb, 1) = crc & 0xff;
- *skb_put(skb, 1) = crc >> 8;
+ skb_put_u8(skb, crc & 0xff);
+ skb_put_u8(skb, crc >> 8);
break;
case MICROREAD_GATE_ID_MREAD_NFC_T3:
control_bits = 0xDB;
@@ -453,7 +453,7 @@ static int microread_im_transceive(struct nfc_hci_dev *hdev,
return 1;
}
- *skb_push(skb, 1) = control_bits;
+ *(u8 *)skb_push(skb, 1) = control_bits;
info->async_cb_type = MICROREAD_CB_TYPE_READER_ALL;
info->async_cb = cb;
diff --git a/drivers/nfc/nfcmrvl/fw_dnld.c b/drivers/nfc/nfcmrvl/fw_dnld.c
index c38bdd6a5a82..f9f000c546d1 100644
--- a/drivers/nfc/nfcmrvl/fw_dnld.c
+++ b/drivers/nfc/nfcmrvl/fw_dnld.c
@@ -92,7 +92,7 @@ static struct sk_buff *alloc_lc_skb(struct nfcmrvl_private *priv, uint8_t plen)
return NULL;
}
- hdr = (struct nci_data_hdr *) skb_put(skb, NCI_DATA_HDR_SIZE);
+ hdr = skb_put(skb, NCI_DATA_HDR_SIZE);
hdr->conn_id = NCI_CORE_LC_CONNID_PROP_FW_DL;
hdr->rfu = 0;
hdr->plen = plen;
@@ -292,7 +292,7 @@ static int process_state_fw_dnld(struct nfcmrvl_private *priv,
out_skb = alloc_lc_skb(priv, 1);
if (!out_skb)
return -ENOMEM;
- *skb_put(out_skb, 1) = 0xBF;
+ skb_put_u8(out_skb, 0xBF);
nci_send_frame(priv->ndev, out_skb);
priv->fw_dnld.substate = SUBSTATE_WAIT_NACK_CREDIT;
return 0;
@@ -301,7 +301,7 @@ static int process_state_fw_dnld(struct nfcmrvl_private *priv,
out_skb = alloc_lc_skb(priv, 1);
if (!out_skb)
return -ENOMEM;
- *skb_put(out_skb, 1) = HELPER_ACK_PACKET_FORMAT;
+ skb_put_u8(out_skb, HELPER_ACK_PACKET_FORMAT);
nci_send_frame(priv->ndev, out_skb);
priv->fw_dnld.substate = SUBSTATE_WAIT_ACK_CREDIT;
break;
@@ -324,10 +324,9 @@ static int process_state_fw_dnld(struct nfcmrvl_private *priv,
out_skb = alloc_lc_skb(priv, priv->fw_dnld.chunk_len);
if (!out_skb)
return -ENOMEM;
- memcpy(skb_put(out_skb, priv->fw_dnld.chunk_len),
- ((uint8_t *)priv->fw_dnld.fw->data) +
- priv->fw_dnld.offset,
- priv->fw_dnld.chunk_len);
+ skb_put_data(out_skb,
+ ((uint8_t *)priv->fw_dnld.fw->data) + priv->fw_dnld.offset,
+ priv->fw_dnld.chunk_len);
nci_send_frame(priv->ndev, out_skb);
priv->fw_dnld.substate = SUBSTATE_WAIT_DATA_CREDIT;
}
diff --git a/drivers/nfc/nfcmrvl/i2c.c b/drivers/nfc/nfcmrvl/i2c.c
index 78b7aa835c81..ffec103702f1 100644
--- a/drivers/nfc/nfcmrvl/i2c.c
+++ b/drivers/nfc/nfcmrvl/i2c.c
@@ -60,7 +60,7 @@ static int nfcmrvl_i2c_read(struct nfcmrvl_i2c_drv_data *drv_data,
return -ENOMEM;
/* Copy NCI header into the SKB */
- memcpy(skb_put(*skb, NCI_CTRL_HDR_SIZE), &nci_hdr, NCI_CTRL_HDR_SIZE);
+ skb_put_data(*skb, &nci_hdr, NCI_CTRL_HDR_SIZE);
if (nci_hdr.plen) {
/* Read the NCI payload */
diff --git a/drivers/nfc/nfcmrvl/main.c b/drivers/nfc/nfcmrvl/main.c
index 51c8240a1672..c5038e6447bd 100644
--- a/drivers/nfc/nfcmrvl/main.c
+++ b/drivers/nfc/nfcmrvl/main.c
@@ -68,7 +68,7 @@ static int nfcmrvl_nci_send(struct nci_dev *ndev, struct sk_buff *skb)
unsigned char *hdr;
unsigned char len = skb->len;
- hdr = (char *) skb_push(skb, NFCMRVL_HCI_EVENT_HEADER_SIZE);
+ hdr = skb_push(skb, NFCMRVL_HCI_EVENT_HEADER_SIZE);
hdr[0] = NFCMRVL_HCI_COMMAND_CODE;
hdr[1] = NFCMRVL_HCI_OGF;
hdr[2] = NFCMRVL_HCI_OCF;
diff --git a/drivers/nfc/nfcmrvl/usb.c b/drivers/nfc/nfcmrvl/usb.c
index 585a0f20835b..699aa9d16575 100644
--- a/drivers/nfc/nfcmrvl/usb.c
+++ b/drivers/nfc/nfcmrvl/usb.c
@@ -83,8 +83,8 @@ static void nfcmrvl_bulk_complete(struct urb *urb)
if (!skb) {
nfc_err(&drv_data->udev->dev, "failed to alloc mem\n");
} else {
- memcpy(skb_put(skb, urb->actual_length),
- urb->transfer_buffer, urb->actual_length);
+ skb_put_data(skb, urb->transfer_buffer,
+ urb->actual_length);
if (nfcmrvl_nci_recv_frame(drv_data->priv, skb) < 0)
nfc_err(&drv_data->udev->dev,
"corrupted Rx packet\n");
diff --git a/drivers/nfc/nxp-nci/firmware.c b/drivers/nfc/nxp-nci/firmware.c
index 553011f58339..e50c6f67bb39 100644
--- a/drivers/nfc/nxp-nci/firmware.c
+++ b/drivers/nfc/nxp-nci/firmware.c
@@ -124,8 +124,7 @@ static int nxp_nci_fw_send_chunk(struct nxp_nci_info *info)
header |= chunk_len & NXP_NCI_FW_FRAME_LEN_MASK;
put_unaligned_be16(header, skb_put(skb, NXP_NCI_FW_HDR_LEN));
- memcpy(skb_put(skb, chunk_len), fw_info->data + fw_info->written,
- chunk_len);
+ skb_put_data(skb, fw_info->data + fw_info->written, chunk_len);
crc = nxp_nci_fw_crc(skb->data, chunk_len + NXP_NCI_FW_HDR_LEN);
put_unaligned_be16(crc, skb_put(skb, NXP_NCI_FW_CRC_LEN));
@@ -312,8 +311,7 @@ void nxp_nci_fw_recv_frame(struct nci_dev *ndev, struct sk_buff *skb)
if (nxp_nci_fw_check_crc(skb) != 0x00)
fw_info->cmd_result = -EBADMSG;
else
- fw_info->cmd_result = nxp_nci_fw_read_status(
- *skb_pull(skb, NXP_NCI_FW_HDR_LEN));
+ fw_info->cmd_result = nxp_nci_fw_read_status(*(u8 *)skb_pull(skb, NXP_NCI_FW_HDR_LEN));
kfree_skb(skb);
} else {
fw_info->cmd_result = -EIO;
diff --git a/drivers/nfc/nxp-nci/i2c.c b/drivers/nfc/nxp-nci/i2c.c
index ff22d761183c..198585bbc771 100644
--- a/drivers/nfc/nxp-nci/i2c.c
+++ b/drivers/nfc/nxp-nci/i2c.c
@@ -135,7 +135,7 @@ static int nxp_nci_i2c_fw_read(struct nxp_nci_i2c_phy *phy,
goto fw_read_exit;
}
- memcpy(skb_put(*skb, NXP_NCI_FW_HDR_LEN), &header, NXP_NCI_FW_HDR_LEN);
+ skb_put_data(*skb, &header, NXP_NCI_FW_HDR_LEN);
r = i2c_master_recv(client, skb_put(*skb, frame_len), frame_len);
if (r != frame_len) {
@@ -176,8 +176,7 @@ static int nxp_nci_i2c_nci_read(struct nxp_nci_i2c_phy *phy,
goto nci_read_exit;
}
- memcpy(skb_put(*skb, NCI_CTRL_HDR_SIZE), (void *) &header,
- NCI_CTRL_HDR_SIZE);
+ skb_put_data(*skb, (void *)&header, NCI_CTRL_HDR_SIZE);
r = i2c_master_recv(client, skb_put(*skb, header.plen), header.plen);
if (r != header.plen) {
diff --git a/drivers/nfc/pn533/pn533.c b/drivers/nfc/pn533/pn533.c
index 65bbaa5fcdda..c05cb637ba92 100644
--- a/drivers/nfc/pn533/pn533.c
+++ b/drivers/nfc/pn533/pn533.c
@@ -1006,7 +1006,7 @@ static int pn533_start_poll_complete(struct pn533 *dev, struct sk_buff *resp)
static struct sk_buff *pn533_alloc_poll_tg_frame(struct pn533 *dev)
{
struct sk_buff *skb;
- u8 *felica, *nfcid3, *gb;
+ u8 *felica, *nfcid3;
u8 *gbytes = dev->gb;
size_t gbytes_len = dev->gb_len;
@@ -1032,29 +1032,26 @@ static struct sk_buff *pn533_alloc_poll_tg_frame(struct pn533 *dev)
return NULL;
/* DEP support only */
- *skb_put(skb, 1) = PN533_INIT_TARGET_DEP;
+ skb_put_u8(skb, PN533_INIT_TARGET_DEP);
/* MIFARE params */
- memcpy(skb_put(skb, 6), mifare_params, 6);
+ skb_put_data(skb, mifare_params, 6);
/* Felica params */
- felica = skb_put(skb, 18);
- memcpy(felica, felica_params, 18);
+ felica = skb_put_data(skb, felica_params, 18);
get_random_bytes(felica + 2, 6);
/* NFCID3 */
- nfcid3 = skb_put(skb, 10);
- memset(nfcid3, 0, 10);
+ nfcid3 = skb_put_zero(skb, 10);
memcpy(nfcid3, felica, 8);
/* General bytes */
- *skb_put(skb, 1) = gbytes_len;
+ skb_put_u8(skb, gbytes_len);
- gb = skb_put(skb, gbytes_len);
- memcpy(gb, gbytes, gbytes_len);
+ skb_put_data(skb, gbytes, gbytes_len);
/* Len Tk */
- *skb_put(skb, 1) = 0;
+ skb_put_u8(skb, 0);
return skb;
}
@@ -1283,8 +1280,8 @@ static void pn533_wq_rf(struct work_struct *work)
if (!skb)
return;
- *skb_put(skb, 1) = PN533_CFGITEM_RF_FIELD;
- *skb_put(skb, 1) = PN533_CFGITEM_RF_FIELD_AUTO_RFCA;
+ skb_put_u8(skb, PN533_CFGITEM_RF_FIELD);
+ skb_put_u8(skb, PN533_CFGITEM_RF_FIELD_AUTO_RFCA);
rc = pn533_send_cmd_async(dev, PN533_CMD_RF_CONFIGURATION, skb,
pn533_rf_complete, NULL);
@@ -1378,22 +1375,21 @@ static int pn533_poll_dep(struct nfc_dev *nfc_dev)
if (!skb)
return -ENOMEM;
- *skb_put(skb, 1) = 0x01; /* Active */
- *skb_put(skb, 1) = 0x02; /* 424 kbps */
+ skb_put_u8(skb, 0x01); /* Active */
+ skb_put_u8(skb, 0x02); /* 424 kbps */
next = skb_put(skb, 1); /* Next */
*next = 0;
/* Copy passive data */
- memcpy(skb_put(skb, PASSIVE_DATA_LEN), passive_data, PASSIVE_DATA_LEN);
+ skb_put_data(skb, passive_data, PASSIVE_DATA_LEN);
*next |= 1;
/* Copy NFCID3 (which is NFCID2 from SENSF_RES) */
- memcpy(skb_put(skb, NFC_NFCID3_MAXSIZE), nfcid3,
- NFC_NFCID3_MAXSIZE);
+ skb_put_data(skb, nfcid3, NFC_NFCID3_MAXSIZE);
*next |= 2;
- memcpy(skb_put(skb, dev->gb_len), dev->gb, dev->gb_len);
+ skb_put_data(skb, dev->gb, dev->gb_len);
*next |= 4; /* We have some Gi */
rc = pn533_send_cmd_async(dev, PN533_CMD_IN_JUMP_FOR_DEP, skb,
@@ -1473,7 +1469,7 @@ static struct sk_buff *pn533_alloc_poll_in_frame(struct pn533 *dev,
if (!skb)
return NULL;
- memcpy(skb_put(skb, mod->len), &mod->data, mod->len);
+ skb_put_data(skb, &mod->data, mod->len);
return skb;
}
@@ -1624,8 +1620,8 @@ static int pn533_activate_target_nfcdep(struct pn533 *dev)
if (!skb)
return -ENOMEM;
- *skb_put(skb, sizeof(u8)) = 1; /* TG */
- *skb_put(skb, sizeof(u8)) = 0; /* Next */
+ skb_put_u8(skb, 1); /* TG */
+ skb_put_u8(skb, 0); /* Next */
resp = pn533_send_cmd_sync(dev, PN533_CMD_IN_ATR, skb);
if (IS_ERR(resp))
@@ -1741,7 +1737,7 @@ static void pn533_deactivate_target(struct nfc_dev *nfc_dev,
if (!skb)
return;
- *skb_put(skb, 1) = 1; /* TG*/
+ skb_put_u8(skb, 1); /* TG*/
rc = pn533_send_cmd_async(dev, PN533_CMD_IN_RELEASE, skb,
pn533_deactivate_target_complete, NULL);
@@ -1852,14 +1848,14 @@ static int pn533_dep_link_up(struct nfc_dev *nfc_dev, struct nfc_target *target,
if (!skb)
return -ENOMEM;
- *skb_put(skb, 1) = !comm_mode; /* ActPass */
- *skb_put(skb, 1) = 0x02; /* 424 kbps */
+ skb_put_u8(skb, !comm_mode); /* ActPass */
+ skb_put_u8(skb, 0x02); /* 424 kbps */
next = skb_put(skb, 1); /* Next */
*next = 0;
/* Copy passive data */
- memcpy(skb_put(skb, PASSIVE_DATA_LEN), passive_data, PASSIVE_DATA_LEN);
+ skb_put_data(skb, passive_data, PASSIVE_DATA_LEN);
*next |= 1;
/* Copy NFCID3 (which is NFCID2 from SENSF_RES) */
@@ -1867,12 +1863,11 @@ static int pn533_dep_link_up(struct nfc_dev *nfc_dev, struct nfc_target *target,
memcpy(skb_put(skb, NFC_NFCID3_MAXSIZE), target->nfcid2,
target->nfcid2_len);
else
- memcpy(skb_put(skb, NFC_NFCID3_MAXSIZE), nfcid3,
- NFC_NFCID3_MAXSIZE);
+ skb_put_data(skb, nfcid3, NFC_NFCID3_MAXSIZE);
*next |= 2;
if (gb != NULL && gb_len > 0) {
- memcpy(skb_put(skb, gb_len), gb, gb_len);
+ skb_put_data(skb, gb, gb_len);
*next |= 4; /* We have some Gi */
} else {
*next = 0;
@@ -2095,13 +2090,13 @@ static int pn533_fill_fragment_skbs(struct pn533 *dev, struct sk_buff *skb)
/* MI + TG */
if (frag_size == PN533_CMD_DATAFRAME_MAXLEN)
- *skb_push(frag, sizeof(u8)) =
- (PN533_CMD_MI_MASK | 1);
+ *(u8 *)skb_push(frag, sizeof(u8)) =
+ (PN533_CMD_MI_MASK | 1);
else
- *skb_push(frag, sizeof(u8)) = 1; /* TG */
+ *(u8 *)skb_push(frag, sizeof(u8)) = 1; /* TG */
}
- memcpy(skb_put(frag, frag_size), skb->data, frag_size);
+ skb_put_data(frag, skb->data, frag_size);
/* Reduce the size of incoming buffer */
skb_pull(skb, frag_size);
@@ -2165,7 +2160,7 @@ static int pn533_transceive(struct nfc_dev *nfc_dev,
goto error;
}
} else {
- *skb_push(skb, sizeof(u8)) = 1; /* TG */
+ *(u8 *)skb_push(skb, sizeof(u8)) = 1; /* TG */
}
rc = pn533_send_data_async(dev, PN533_CMD_IN_DATA_EXCHANGE,
@@ -2279,7 +2274,7 @@ static void pn533_wq_mi_recv(struct work_struct *work)
break;
}
default:
- *skb_put(skb, sizeof(u8)) = 1; /*TG*/
+ skb_put_u8(skb, 1); /*TG*/
rc = pn533_send_cmd_direct_async(dev,
PN533_CMD_IN_DATA_EXCHANGE,
@@ -2375,8 +2370,8 @@ static int pn533_set_configuration(struct pn533 *dev, u8 cfgitem, u8 *cfgdata,
if (!skb)
return -ENOMEM;
- *skb_put(skb, sizeof(cfgitem)) = cfgitem;
- memcpy(skb_put(skb, cfgdata_len), cfgdata, cfgdata_len);
+ skb_put_u8(skb, cfgitem);
+ skb_put_data(skb, cfgdata, cfgdata_len);
resp = pn533_send_cmd_sync(dev, PN533_CMD_RF_CONFIGURATION, skb);
if (IS_ERR(resp))
@@ -2420,7 +2415,7 @@ static int pn533_pasori_fw_reset(struct pn533 *dev)
if (!skb)
return -ENOMEM;
- *skb_put(skb, sizeof(u8)) = 0x1;
+ skb_put_u8(skb, 0x1);
resp = pn533_send_cmd_sync(dev, 0x18, skb);
if (IS_ERR(resp))
@@ -2459,7 +2454,7 @@ static int pn532_sam_configuration(struct nfc_dev *nfc_dev)
if (!skb)
return -ENOMEM;
- *skb_put(skb, 1) = 0x01;
+ skb_put_u8(skb, 0x01);
resp = pn533_send_cmd_sync(dev, PN533_CMD_SAM_CONFIGURATION, skb);
if (IS_ERR(resp))
diff --git a/drivers/nfc/pn533/usb.c b/drivers/nfc/pn533/usb.c
index 8ed203ea21ea..e153e8b64bb8 100644
--- a/drivers/nfc/pn533/usb.c
+++ b/drivers/nfc/pn533/usb.c
@@ -75,8 +75,8 @@ static void pn533_recv_response(struct urb *urb)
if (!skb) {
nfc_err(&phy->udev->dev, "failed to alloc memory\n");
} else {
- memcpy(skb_put(skb, urb->actual_length),
- urb->transfer_buffer, urb->actual_length);
+ skb_put_data(skb, urb->transfer_buffer,
+ urb->actual_length);
}
}
diff --git a/drivers/nfc/pn544/i2c.c b/drivers/nfc/pn544/i2c.c
index 71ac0836c9f4..fedde9d46ab6 100644
--- a/drivers/nfc/pn544/i2c.c
+++ b/drivers/nfc/pn544/i2c.c
@@ -283,12 +283,12 @@ static void pn544_hci_i2c_add_len_crc(struct sk_buff *skb)
int len;
len = skb->len + 2;
- *skb_push(skb, 1) = len;
+ *(u8 *)skb_push(skb, 1) = len;
crc = crc_ccitt(0xffff, skb->data, skb->len);
crc = ~crc;
- *skb_put(skb, 1) = crc & 0xff;
- *skb_put(skb, 1) = crc >> 8;
+ skb_put_u8(skb, crc & 0xff);
+ skb_put_u8(skb, crc >> 8);
}
static void pn544_hci_i2c_remove_len_crc(struct sk_buff *skb)
@@ -391,7 +391,7 @@ static int pn544_hci_i2c_read(struct pn544_i2c_phy *phy, struct sk_buff **skb)
goto flush;
}
- *skb_put(*skb, 1) = len;
+ skb_put_u8(*skb, len);
r = i2c_master_recv(client, skb_put(*skb, len), len);
if (r != len) {
diff --git a/drivers/nfc/pn544/pn544.c b/drivers/nfc/pn544/pn544.c
index 12e819ddf17a..70e898e38b16 100644
--- a/drivers/nfc/pn544/pn544.c
+++ b/drivers/nfc/pn544/pn544.c
@@ -649,8 +649,8 @@ static int pn544_hci_im_transceive(struct nfc_hci_dev *hdev,
} else
return 1;
case PN544_RF_READER_F_GATE:
- *skb_push(skb, 1) = 0;
- *skb_push(skb, 1) = 0;
+ *(u8 *)skb_push(skb, 1) = 0;
+ *(u8 *)skb_push(skb, 1) = 0;
info->async_cb_type = PN544_CB_TYPE_READER_F;
info->async_cb = cb;
@@ -665,7 +665,7 @@ static int pn544_hci_im_transceive(struct nfc_hci_dev *hdev,
PN544_JEWEL_RAW_CMD, skb->data,
skb->len, cb, cb_context);
case PN544_RF_READER_NFCIP1_INITIATOR_GATE:
- *skb_push(skb, 1) = 0;
+ *(u8 *)skb_push(skb, 1) = 0;
return nfc_hci_send_event(hdev, target->hci_reader_gate,
PN544_HCI_EVT_SND_DATA, skb->data,
@@ -680,7 +680,7 @@ static int pn544_hci_tm_send(struct nfc_hci_dev *hdev, struct sk_buff *skb)
int r;
/* Set default false for multiple information chaining */
- *skb_push(skb, 1) = 0;
+ *(u8 *)skb_push(skb, 1) = 0;
r = nfc_hci_send_event(hdev, PN544_RF_READER_NFCIP1_TARGET_GATE,
PN544_HCI_EVT_SND_DATA, skb->data, skb->len);
diff --git a/drivers/nfc/port100.c b/drivers/nfc/port100.c
index 19be93e177fe..bb43cebda9dc 100644
--- a/drivers/nfc/port100.c
+++ b/drivers/nfc/port100.c
@@ -991,7 +991,7 @@ static int port100_set_command_type(struct port100 *dev, u8 command_type)
if (!skb)
return -ENOMEM;
- *skb_put(skb, sizeof(u8)) = command_type;
+ skb_put_u8(skb, command_type);
resp = port100_send_cmd_sync(dev, PORT100_CMD_SET_COMMAND_TYPE, skb);
if (IS_ERR(resp))
@@ -1059,7 +1059,7 @@ static int port100_switch_rf(struct nfc_digital_dev *ddev, bool on)
if (!skb)
return -ENOMEM;
- *skb_put(skb, 1) = on ? 1 : 0;
+ skb_put_u8(skb, on ? 1 : 0);
/* Cancel the last command if the device is being switched off */
if (!on)
@@ -1089,9 +1089,8 @@ static int port100_in_set_rf(struct nfc_digital_dev *ddev, u8 rf)
if (!skb)
return -ENOMEM;
- memcpy(skb_put(skb, sizeof(struct port100_in_rf_setting)),
- &in_rf_settings[rf],
- sizeof(struct port100_in_rf_setting));
+ skb_put_data(skb, &in_rf_settings[rf],
+ sizeof(struct port100_in_rf_setting));
resp = port100_send_cmd_sync(dev, PORT100_CMD_IN_SET_RF, skb);
@@ -1133,7 +1132,7 @@ static int port100_in_set_framing(struct nfc_digital_dev *ddev, int param)
if (!skb)
return -ENOMEM;
- memcpy(skb_put(skb, size), protocols, size);
+ skb_put_data(skb, protocols, size);
resp = port100_send_cmd_sync(dev, PORT100_CMD_IN_SET_PROTOCOL, skb);
@@ -1247,9 +1246,8 @@ static int port100_tg_set_rf(struct nfc_digital_dev *ddev, u8 rf)
if (!skb)
return -ENOMEM;
- memcpy(skb_put(skb, sizeof(struct port100_tg_rf_setting)),
- &tg_rf_settings[rf],
- sizeof(struct port100_tg_rf_setting));
+ skb_put_data(skb, &tg_rf_settings[rf],
+ sizeof(struct port100_tg_rf_setting));
resp = port100_send_cmd_sync(dev, PORT100_CMD_TG_SET_RF, skb);
@@ -1291,7 +1289,7 @@ static int port100_tg_set_framing(struct nfc_digital_dev *ddev, int param)
if (!skb)
return -ENOMEM;
- memcpy(skb_put(skb, size), protocols, size);
+ skb_put_data(skb, protocols, size);
resp = port100_send_cmd_sync(dev, PORT100_CMD_TG_SET_PROTOCOL, skb);
diff --git a/drivers/nfc/s3fwrn5/firmware.c b/drivers/nfc/s3fwrn5/firmware.c
index 5f97da1947e3..38548bd970cd 100644
--- a/drivers/nfc/s3fwrn5/firmware.c
+++ b/drivers/nfc/s3fwrn5/firmware.c
@@ -76,9 +76,9 @@ static int s3fwrn5_fw_prep_msg(struct s3fwrn5_fw_info *fw_info,
if (!skb)
return -ENOMEM;
- memcpy(skb_put(skb, S3FWRN5_FW_HDR_SIZE), &hdr, S3FWRN5_FW_HDR_SIZE);
+ skb_put_data(skb, &hdr, S3FWRN5_FW_HDR_SIZE);
if (len)
- memcpy(skb_put(skb, len), data, len);
+ skb_put_data(skb, data, len);
*msg = skb;
diff --git a/drivers/nfc/s3fwrn5/i2c.c b/drivers/nfc/s3fwrn5/i2c.c
index 3ed0adf6479b..3f09d7fd2285 100644
--- a/drivers/nfc/s3fwrn5/i2c.c
+++ b/drivers/nfc/s3fwrn5/i2c.c
@@ -157,7 +157,7 @@ static int s3fwrn5_i2c_read(struct s3fwrn5_i2c_phy *phy)
if (!skb)
return -ENOMEM;
- memcpy(skb_put(skb, hdr_size), hdr, hdr_size);
+ skb_put_data(skb, hdr, hdr_size);
if (data_len == 0)
goto out;
diff --git a/drivers/nfc/st-nci/ndlc.c b/drivers/nfc/st-nci/ndlc.c
index 50880d747b02..9477994cf975 100644
--- a/drivers/nfc/st-nci/ndlc.c
+++ b/drivers/nfc/st-nci/ndlc.c
@@ -87,7 +87,7 @@ int ndlc_send(struct llt_ndlc *ndlc, struct sk_buff *skb)
u8 pcb = PCB_TYPE_DATAFRAME | PCB_DATAFRAME_RETRANSMIT_NO |
PCB_FRAME_CRC_INFO_NOTPRESENT;
- *skb_push(skb, 1) = pcb;
+ *(u8 *)skb_push(skb, 1) = pcb;
skb_queue_tail(&ndlc->send_q, skb);
schedule_work(&ndlc->sm_work);
diff --git a/drivers/nfc/st21nfca/core.c b/drivers/nfc/st21nfca/core.c
index 50be3b788f1c..e803fdfa9189 100644
--- a/drivers/nfc/st21nfca/core.c
+++ b/drivers/nfc/st21nfca/core.c
@@ -782,12 +782,12 @@ static int st21nfca_hci_im_transceive(struct nfc_hci_dev *hdev,
if (target->supported_protocols == NFC_PROTO_NFC_DEP_MASK)
return st21nfca_im_send_dep_req(hdev, skb);
- *skb_push(skb, 1) = 0x1a;
+ *(u8 *)skb_push(skb, 1) = 0x1a;
return nfc_hci_send_cmd_async(hdev, target->hci_reader_gate,
ST21NFCA_WR_XCHG_DATA, skb->data,
skb->len, cb, cb_context);
case ST21NFCA_RF_READER_14443_3_A_GATE:
- *skb_push(skb, 1) = 0x1a; /* CTR, see spec:10.2.2.1 */
+ *(u8 *)skb_push(skb, 1) = 0x1a; /* CTR, see spec:10.2.2.1 */
return nfc_hci_send_cmd_async(hdev, target->hci_reader_gate,
ST21NFCA_WR_XCHG_DATA, skb->data,
@@ -797,7 +797,7 @@ static int st21nfca_hci_im_transceive(struct nfc_hci_dev *hdev,
info->async_cb = cb;
info->async_cb_context = cb_context;
- *skb_push(skb, 1) = 0x17;
+ *(u8 *)skb_push(skb, 1) = 0x17;
return nfc_hci_send_cmd_async(hdev, target->hci_reader_gate,
ST21NFCA_WR_XCHG_DATA, skb->data,
diff --git a/drivers/nfc/st21nfca/dep.c b/drivers/nfc/st21nfca/dep.c
index 798a32bbac5d..fd08be2917e6 100644
--- a/drivers/nfc/st21nfca/dep.c
+++ b/drivers/nfc/st21nfca/dep.c
@@ -315,10 +315,10 @@ int st21nfca_tm_send_dep_res(struct nfc_hci_dev *hdev, struct sk_buff *skb)
int r;
struct st21nfca_hci_info *info = nfc_hci_get_clientdata(hdev);
- *skb_push(skb, 1) = info->dep_info.curr_nfc_dep_pni;
- *skb_push(skb, 1) = ST21NFCA_NFCIP1_DEP_RES;
- *skb_push(skb, 1) = ST21NFCA_NFCIP1_RES;
- *skb_push(skb, 1) = skb->len;
+ *(u8 *)skb_push(skb, 1) = info->dep_info.curr_nfc_dep_pni;
+ *(u8 *)skb_push(skb, 1) = ST21NFCA_NFCIP1_DEP_RES;
+ *(u8 *)skb_push(skb, 1) = ST21NFCA_NFCIP1_RES;
+ *(u8 *)skb_push(skb, 1) = skb->len;
r = nfc_hci_send_event(hdev, ST21NFCA_RF_CARD_F_GATE,
ST21NFCA_EVT_SEND_DATA, skb->data, skb->len);
@@ -466,7 +466,7 @@ static void st21nfca_im_send_psl_req(struct nfc_hci_dev *hdev, u8 did, u8 bsi,
psl_req->brs = (0x30 & bsi << 4) | (bri & 0x03);
psl_req->fsl = lri;
- *skb_push(skb, 1) = info->dep_info.to | 0x10;
+ *(u8 *)skb_push(skb, 1) = info->dep_info.to | 0x10;
st21nfca_im_send_pdu(info, skb);
}
@@ -564,11 +564,11 @@ int st21nfca_im_send_atr_req(struct nfc_hci_dev *hdev, u8 *gb, size_t gb_len)
atr_req->ppi = ST21NFCA_LR_BITS_PAYLOAD_SIZE_254B;
if (gb_len) {
atr_req->ppi |= ST21NFCA_GB_BIT;
- memcpy(skb_put(skb, gb_len), gb, gb_len);
+ skb_put_data(skb, gb, gb_len);
}
atr_req->length = sizeof(struct st21nfca_atr_req) + hdev->gb_len;
- *skb_push(skb, 1) = info->dep_info.to | 0x10; /* timeout */
+ *(u8 *)skb_push(skb, 1) = info->dep_info.to | 0x10; /* timeout */
info->async_cb_type = ST21NFCA_CB_TYPE_READER_F;
info->async_cb_context = info;
@@ -629,10 +629,10 @@ static void st21nfca_im_recv_dep_res_cb(void *context, struct sk_buff *skb,
case ST21NFCA_NFC_DEP_PFB_SUPERVISOR_PDU:
pr_err("Received a SUPERVISOR PDU\n");
skb_pull(skb, size);
- *skb_push(skb, 1) = ST21NFCA_NFCIP1_DEP_REQ;
- *skb_push(skb, 1) = ST21NFCA_NFCIP1_REQ;
- *skb_push(skb, 1) = skb->len;
- *skb_push(skb, 1) = info->dep_info.to | 0x10;
+ *(u8 *)skb_push(skb, 1) = ST21NFCA_NFCIP1_DEP_REQ;
+ *(u8 *)skb_push(skb, 1) = ST21NFCA_NFCIP1_REQ;
+ *(u8 *)skb_push(skb, 1) = skb->len;
+ *(u8 *)skb_push(skb, 1) = info->dep_info.to | 0x10;
st21nfca_im_send_pdu(info, skb);
break;
@@ -655,12 +655,12 @@ int st21nfca_im_send_dep_req(struct nfc_hci_dev *hdev, struct sk_buff *skb)
info->async_cb_context = info;
info->async_cb = st21nfca_im_recv_dep_res_cb;
- *skb_push(skb, 1) = info->dep_info.curr_nfc_dep_pni;
- *skb_push(skb, 1) = ST21NFCA_NFCIP1_DEP_REQ;
- *skb_push(skb, 1) = ST21NFCA_NFCIP1_REQ;
- *skb_push(skb, 1) = skb->len;
+ *(u8 *)skb_push(skb, 1) = info->dep_info.curr_nfc_dep_pni;
+ *(u8 *)skb_push(skb, 1) = ST21NFCA_NFCIP1_DEP_REQ;
+ *(u8 *)skb_push(skb, 1) = ST21NFCA_NFCIP1_REQ;
+ *(u8 *)skb_push(skb, 1) = skb->len;
- *skb_push(skb, 1) = info->dep_info.to | 0x10;
+ *(u8 *)skb_push(skb, 1) = info->dep_info.to | 0x10;
return nfc_hci_send_cmd_async(hdev, ST21NFCA_RF_READER_F_GATE,
ST21NFCA_WR_XCHG_DATA,
diff --git a/drivers/nfc/st21nfca/i2c.c b/drivers/nfc/st21nfca/i2c.c
index 02a920ca07c8..4bff76baa341 100644
--- a/drivers/nfc/st21nfca/i2c.c
+++ b/drivers/nfc/st21nfca/i2c.c
@@ -171,16 +171,16 @@ static void st21nfca_hci_add_len_crc(struct sk_buff *skb)
u16 crc;
u8 tmp;
- *skb_push(skb, 1) = 0;
+ *(u8 *)skb_push(skb, 1) = 0;
crc = crc_ccitt(0xffff, skb->data, skb->len);
crc = ~crc;
tmp = crc & 0x00ff;
- *skb_put(skb, 1) = tmp;
+ skb_put_u8(skb, tmp);
tmp = (crc >> 8) & 0x00ff;
- *skb_put(skb, 1) = tmp;
+ skb_put_u8(skb, tmp);
}
static void st21nfca_hci_remove_len_crc(struct sk_buff *skb)
@@ -214,9 +214,9 @@ static int st21nfca_hci_i2c_write(void *phy_id, struct sk_buff *skb)
st21nfca_hci_add_len_crc(skb);
/* add ST21NFCA_SOF_EOF on tail */
- *skb_put(skb, 1) = ST21NFCA_SOF_EOF;
+ skb_put_u8(skb, ST21NFCA_SOF_EOF);
/* add ST21NFCA_SOF_EOF on head */
- *skb_push(skb, 1) = ST21NFCA_SOF_EOF;
+ *(u8 *)skb_push(skb, 1) = ST21NFCA_SOF_EOF;
/*
* Compute byte stuffing
@@ -407,7 +407,7 @@ static int st21nfca_hci_i2c_read(struct st21nfca_i2c_phy *phy,
phy->current_read_len = 0;
}
- memcpy(skb_put(skb, len), buf, len);
+ skb_put_data(skb, buf, len);
if (skb->data[skb->len - 1] == ST21NFCA_SOF_EOF) {
phy->current_read_len = 0;
diff --git a/drivers/nfc/st95hf/core.c b/drivers/nfc/st95hf/core.c
index c2840e412962..2b26f762fbc3 100644
--- a/drivers/nfc/st95hf/core.c
+++ b/drivers/nfc/st95hf/core.c
@@ -949,7 +949,7 @@ static int st95hf_in_send_cmd(struct nfc_digital_dev *ddev,
switch (stcontext->current_rf_tech) {
case NFC_DIGITAL_RF_TECH_106A:
len_data_to_tag = skb->len + 1;
- *skb_put(skb, 1) = stcontext->sendrcv_trflag;
+ skb_put_u8(skb, stcontext->sendrcv_trflag);
break;
case NFC_DIGITAL_RF_TECH_106B:
case NFC_DIGITAL_RF_TECH_ISO15693:
generated by cgit v1.2.3 (git 2.39.0) at 2024-10-10 10:26:18 +0300