1 files changed, 7 insertions, 9 deletions

diff --git a/net/nfc/digital_core.c b/net/nfc/digital_core.c
index 0fd5518bf252..de6dd37d04c7 100644
--- a/net/nfc/digital_core.c
+++ b/net/nfc/digital_core.c
@@ -74,8 +74,8 @@ void digital_skb_add_crc(struct sk_buff *skb, crc_func_t crc_func, u16 init,
 	if (msb_first)
 		crc = __fswab16(crc);
 
-	*skb_put(skb, 1) = crc & 0xFF;
-	*skb_put(skb, 1) = (crc >> 8) & 0xFF;
+	skb_put_u8(skb, crc & 0xFF);
+	skb_put_u8(skb, (crc >> 8) & 0xFF);
 }
 
 int digital_skb_check_crc(struct sk_buff *skb, crc_func_t crc_func,
@@ -240,7 +240,7 @@ int digital_send_cmd(struct nfc_digital_dev *ddev, u8 cmd_type,
 {
 	struct digital_cmd *cmd;
 
-	cmd = kzalloc(sizeof(struct digital_cmd), GFP_KERNEL);
+	cmd = kzalloc(sizeof(*cmd), GFP_KERNEL);
 	if (!cmd)
 		return -ENOMEM;
 
@@ -287,7 +287,7 @@ static int digital_tg_listen_mdaa(struct nfc_digital_dev *ddev, u8 rf_tech)
 {
 	struct digital_tg_mdaa_params *params;
 
-	params = kzalloc(sizeof(struct digital_tg_mdaa_params), GFP_KERNEL);
+	params = kzalloc(sizeof(*params), GFP_KERNEL);
 	if (!params)
 		return -ENOMEM;
 
@@ -706,11 +706,9 @@ static int digital_in_send(struct nfc_dev *nfc_dev, struct nfc_target *target,
 	struct digital_data_exch *data_exch;
 	int rc;
 
-	data_exch = kzalloc(sizeof(struct digital_data_exch), GFP_KERNEL);
-	if (!data_exch) {
-		pr_err("Failed to allocate data_exch struct\n");
+	data_exch = kzalloc(sizeof(*data_exch), GFP_KERNEL);
+	if (!data_exch)
 		return -ENOMEM;
-	}
 
 	data_exch->cb = cb;
 	data_exch->cb_context = cb_context;
@@ -764,7 +762,7 @@ struct nfc_digital_dev *nfc_digital_allocate_device(struct nfc_digital_ops *ops,
 	    !ops->switch_rf || (ops->tg_listen_md && !ops->tg_get_rf_tech))
 		return NULL;
 
-	ddev = kzalloc(sizeof(struct nfc_digital_dev), GFP_KERNEL);
+	ddev = kzalloc(sizeof(*ddev), GFP_KERNEL);
 	if (!ddev)
 		return NULL;