summaryrefslogtreecommitdiffstats
path: root/net/nfc/digital_dep.c
diff options
context:
space:
mode:
Diffstat (limited to 'net/nfc/digital_dep.c')
-rw-r--r--net/nfc/digital_dep.c23
1 files changed, 9 insertions, 14 deletions
diff --git a/net/nfc/digital_dep.c b/net/nfc/digital_dep.c
index f864ce19e13d..4f9a973988b2 100644
--- a/net/nfc/digital_dep.c
+++ b/net/nfc/digital_dep.c
@@ -151,7 +151,7 @@ static const u8 digital_payload_bits_map[4] = {
* 0 <= wt <= 14 (given by the target by the TO field of ATR_RES response)
*/
#define DIGITAL_NFC_DEP_IN_MAX_WT 14
-#define DIGITAL_NFC_DEP_TG_MAX_WT 8
+#define DIGITAL_NFC_DEP_TG_MAX_WT 14
static const u16 digital_rwt_map[DIGITAL_NFC_DEP_IN_MAX_WT + 1] = {
100, 101, 101, 102, 105,
110, 119, 139, 177, 255,
@@ -185,7 +185,7 @@ static void digital_skb_push_dep_sod(struct nfc_digital_dev *ddev,
skb->data[0] = skb->len;
if (ddev->curr_rf_tech == NFC_DIGITAL_RF_TECH_106A)
- *skb_push(skb, sizeof(u8)) = DIGITAL_NFC_DEP_NFCA_SOD_SB;
+ *(u8 *)skb_push(skb, sizeof(u8)) = DIGITAL_NFC_DEP_NFCA_SOD_SB;
}
static int digital_skb_pull_dep_sod(struct nfc_digital_dev *ddev,
@@ -226,8 +226,7 @@ digital_send_dep_data_prep(struct nfc_digital_dev *ddev, struct sk_buff *skb,
return ERR_PTR(-ENOMEM);
}
- memcpy(skb_put(new_skb, ddev->remote_payload_max), skb->data,
- ddev->remote_payload_max);
+ skb_put_data(new_skb, skb->data, ddev->remote_payload_max);
skb_pull(skb, ddev->remote_payload_max);
ddev->chaining_skb = skb;
@@ -277,8 +276,7 @@ digital_recv_dep_data_gather(struct nfc_digital_dev *ddev, u8 pfb,
ddev->chaining_skb = new_skb;
}
- memcpy(skb_put(ddev->chaining_skb, resp->len), resp->data,
- resp->len);
+ skb_put_data(ddev->chaining_skb, resp->data, resp->len);
kfree_skb(resp);
resp = NULL;
@@ -525,7 +523,7 @@ int digital_in_send_atr_req(struct nfc_digital_dev *ddev,
if (gb_len) {
atr_req->pp |= DIGITAL_GB_BIT;
- memcpy(skb_put(skb, gb_len), gb, gb_len);
+ skb_put_data(skb, gb, gb_len);
}
digital_skb_push_dep_sod(ddev, skb);
@@ -656,7 +654,7 @@ static int digital_in_send_rtox(struct nfc_digital_dev *ddev,
if (!skb)
return -ENOMEM;
- *skb_put(skb, 1) = rtox;
+ skb_put_u8(skb, rtox);
skb_push(skb, sizeof(struct digital_dep_req_res));
@@ -1012,8 +1010,7 @@ static int digital_tg_send_ack(struct nfc_digital_dev *ddev,
if (ddev->did) {
dep_res->pfb |= DIGITAL_NFC_DEP_PFB_DID_BIT;
- memcpy(skb_put(skb, sizeof(ddev->did)), &ddev->did,
- sizeof(ddev->did));
+ skb_put_data(skb, &ddev->did, sizeof(ddev->did));
}
ddev->curr_nfc_dep_pni =
@@ -1057,8 +1054,7 @@ static int digital_tg_send_atn(struct nfc_digital_dev *ddev)
if (ddev->did) {
dep_res->pfb |= DIGITAL_NFC_DEP_PFB_DID_BIT;
- memcpy(skb_put(skb, sizeof(ddev->did)), &ddev->did,
- sizeof(ddev->did));
+ skb_put_data(skb, &ddev->did, sizeof(ddev->did));
}
digital_skb_push_dep_sod(ddev, skb);
@@ -1325,8 +1321,7 @@ int digital_tg_send_dep_res(struct nfc_digital_dev *ddev, struct sk_buff *skb)
if (ddev->did) {
dep_res->pfb |= DIGITAL_NFC_DEP_PFB_DID_BIT;
- memcpy(skb_put(skb, sizeof(ddev->did)), &ddev->did,
- sizeof(ddev->did));
+ skb_put_data(skb, &ddev->did, sizeof(ddev->did));
}
ddev->curr_nfc_dep_pni =