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nfc: constify nfc_digital_ops 

Neither the core nor the drivers modify the passed pointer to struct
nfc_digital_ops, so make it a pointer to const for correctness and safety.

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Krzysztof Kozlowski 2021-07-24 23:49:28 +02:00 committed by David S. Miller
parent 49545357bf
commit 7186aac9c2
6 changed files with 7 additions and 7 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
drivers/nfc/nfcsim.c
View File

@ -320,7 +320,7 @@ static int nfcsim_tg_listen(struct nfc_digital_dev *ddev, u16 timeout,
return nfcsim_send(ddev, NULL, timeout, cb, arg);
}
static struct nfc_digital_ops nfcsim_digital_ops = {
static const struct nfc_digital_ops nfcsim_digital_ops = {
.in_configure_hw = nfcsim_in_configure_hw,
.in_send_cmd = nfcsim_in_send_cmd,

2
drivers/nfc/port100.c
View File

@ -1463,7 +1463,7 @@ static int port100_listen(struct nfc_digital_dev *ddev, u16 timeout,
return port100_tg_send_cmd(ddev, skb, timeout, cb, arg);
}
static struct nfc_digital_ops port100_digital_ops = {
static const struct nfc_digital_ops port100_digital_ops = {
.in_configure_hw = port100_in_configure_hw,
.in_send_cmd = port100_in_send_cmd,

2
drivers/nfc/st95hf/core.c
View File

@ -1037,7 +1037,7 @@ static void st95hf_abort_cmd(struct nfc_digital_dev *ddev)
{
}
static struct nfc_digital_ops st95hf_nfc_digital_ops = {
static const struct nfc_digital_ops st95hf_nfc_digital_ops = {
.in_configure_hw = st95hf_in_configure_hw,
.in_send_cmd = st95hf_in_send_cmd,

2
drivers/nfc/trf7970a.c
View File

@ -1861,7 +1861,7 @@ static void trf7970a_abort_cmd(struct nfc_digital_dev *ddev)
mutex_unlock(&trf->lock);
}
static struct nfc_digital_ops trf7970a_nfc_ops = {
static const struct nfc_digital_ops trf7970a_nfc_ops = {
.in_configure_hw = trf7970a_in_configure_hw,
.in_send_cmd = trf7970a_send_cmd,
.tg_configure_hw = trf7970a_tg_configure_hw,

4
include/net/nfc/digital.h
View File

@ -191,7 +191,7 @@ struct digital_poll_tech {
struct nfc_digital_dev {
struct nfc_dev *nfc_dev;
struct nfc_digital_ops *ops;
const struct nfc_digital_ops *ops;
u32 protocols;
@ -236,7 +236,7 @@ struct nfc_digital_dev {
void (*skb_add_crc)(struct sk_buff *skb);
};
struct nfc_digital_dev *nfc_digital_allocate_device(struct nfc_digital_ops *ops,
struct nfc_digital_dev *nfc_digital_allocate_device(const struct nfc_digital_ops *ops,
__u32 supported_protocols,
__u32 driver_capabilities,
int tx_headroom,

2
net/nfc/digital_core.c
View File

@ -745,7 +745,7 @@ static const struct nfc_ops digital_nfc_ops = {
.im_transceive = digital_in_send,
};
struct nfc_digital_dev *nfc_digital_allocate_device(struct nfc_digital_ops *ops,
struct nfc_digital_dev *nfc_digital_allocate_device(const struct nfc_digital_ops *ops,
__u32 supported_protocols,
__u32 driver_capabilities,
int tx_headroom, int tx_tailroom)