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authorKrzysztof Kozlowski <krzysztof.kozlowski@canonical.com>2021-07-24 23:47:32 +0200
committerDavid S. Miller <davem@davemloft.net>2021-07-25 09:21:20 +0100
commit48d5440393d328cfe18b26e3609c84c0f41d6515 (patch)
tree9275a24803d56301586e8257b6b11fc09943c523
parentc5381154393d42e2edd77fc74f1493f9f93908cb (diff)
downloadlinux-48d5440393d328cfe18b26e3609c84c0f41d6515.tar.bz2
nfc: constify payload argument in nci_send_cmd()
The nci_send_cmd() payload argument is passed directly to skb_put_data() which already accepts a pointer to const, so make it const as well for correctness and safety. Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com> Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--include/net/nfc/nci_core.h2
-rw-r--r--net/nfc/nci/core.c2
2 files changed, 2 insertions, 2 deletions
diff --git a/include/net/nfc/nci_core.h b/include/net/nfc/nci_core.h
index 1df0f8074c9d..bf573eca07ca 100644
--- a/include/net/nfc/nci_core.h
+++ b/include/net/nfc/nci_core.h
@@ -360,7 +360,7 @@ int nci_core_rsp_packet(struct nci_dev *ndev, __u16 opcode,
int nci_core_ntf_packet(struct nci_dev *ndev, __u16 opcode,
struct sk_buff *skb);
void nci_rx_data_packet(struct nci_dev *ndev, struct sk_buff *skb);
-int nci_send_cmd(struct nci_dev *ndev, __u16 opcode, __u8 plen, void *payload);
+int nci_send_cmd(struct nci_dev *ndev, __u16 opcode, __u8 plen, const void *payload);
int nci_send_data(struct nci_dev *ndev, __u8 conn_id, struct sk_buff *skb);
int nci_conn_max_data_pkt_payload_size(struct nci_dev *ndev, __u8 conn_id);
void nci_data_exchange_complete(struct nci_dev *ndev, struct sk_buff *skb,
diff --git a/net/nfc/nci/core.c b/net/nfc/nci/core.c
index da7fe9db1b00..09967b836361 100644
--- a/net/nfc/nci/core.c
+++ b/net/nfc/nci/core.c
@@ -1332,7 +1332,7 @@ int nci_send_frame(struct nci_dev *ndev, struct sk_buff *skb)
EXPORT_SYMBOL(nci_send_frame);
/* Send NCI command */
-int nci_send_cmd(struct nci_dev *ndev, __u16 opcode, __u8 plen, void *payload)
+int nci_send_cmd(struct nci_dev *ndev, __u16 opcode, __u8 plen, const void *payload)
{
struct nci_ctrl_hdr *hdr;
struct sk_buff *skb;