diff options
| author | Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com> | 2021-07-24 23:49:27 +0200 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2021-07-25 09:21:21 +0100 |
| commit | 49545357bf7e134a4012d4652c2df5f78f4485af (patch) | |
| tree | 323c85b3dcb284369ae59847c52e6b2426a04cb0 | |
| parent | 094c45c84d799fb0eb3617632097370843ba3678 (diff) | |
nfc: constify nfc_llc_ops
Neither the core nor the drivers modify the passed pointer to struct
nfc_llc_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>
| -rw-r--r-- | Documentation/driver-api/nfc/nfc-hci.rst | 2 | ||||
| -rw-r--r-- | net/nfc/hci/llc.c | 2 | ||||
| -rw-r--r-- | net/nfc/hci/llc.h | 6 | ||||
| -rw-r--r-- | net/nfc/hci/llc_nop.c | 2 | ||||
| -rw-r--r-- | net/nfc/hci/llc_shdlc.c | 2 |
5 files changed, 7 insertions, 7 deletions
diff --git a/Documentation/driver-api/nfc/nfc-hci.rst b/Documentation/driver-api/nfc/nfc-hci.rst index eb8a1a14e919..f10fe53aa9fe 100644 --- a/Documentation/driver-api/nfc/nfc-hci.rst +++ b/Documentation/driver-api/nfc/nfc-hci.rst @@ -181,7 +181,7 @@ xmit_from_hci(): The llc must be registered with nfc before it can be used. Do that by calling:: - nfc_llc_register(const char *name, struct nfc_llc_ops *ops); + nfc_llc_register(const char *name, const struct nfc_llc_ops *ops); Again, note that the llc does not handle the physical link. It is thus very easy to mix any physical link with any llc for a given chip driver. diff --git a/net/nfc/hci/llc.c b/net/nfc/hci/llc.c index 6ab40ea17662..fc6b63de3462 100644 --- a/net/nfc/hci/llc.c +++ b/net/nfc/hci/llc.c @@ -41,7 +41,7 @@ void nfc_llc_exit(void) } } -int nfc_llc_register(const char *name, struct nfc_llc_ops *ops) +int nfc_llc_register(const char *name, const struct nfc_llc_ops *ops) { struct nfc_llc_engine *llc_engine; diff --git a/net/nfc/hci/llc.h b/net/nfc/hci/llc.h index 823ddb621e5d..d66271d211a5 100644 --- a/net/nfc/hci/llc.h +++ b/net/nfc/hci/llc.h @@ -26,20 +26,20 @@ struct nfc_llc_ops { struct nfc_llc_engine { const char *name; - struct nfc_llc_ops *ops; + const struct nfc_llc_ops *ops; struct list_head entry; }; struct nfc_llc { void *data; - struct nfc_llc_ops *ops; + const struct nfc_llc_ops *ops; int rx_headroom; int rx_tailroom; }; void *nfc_llc_get_data(struct nfc_llc *llc); -int nfc_llc_register(const char *name, struct nfc_llc_ops *ops); +int nfc_llc_register(const char *name, const struct nfc_llc_ops *ops); void nfc_llc_unregister(const char *name); int nfc_llc_nop_register(void); diff --git a/net/nfc/hci/llc_nop.c b/net/nfc/hci/llc_nop.c index a42852f36f2e..a58716f16954 100644 --- a/net/nfc/hci/llc_nop.c +++ b/net/nfc/hci/llc_nop.c @@ -71,7 +71,7 @@ static int llc_nop_xmit_from_hci(struct nfc_llc *llc, struct sk_buff *skb) return llc_nop->xmit_to_drv(llc_nop->hdev, skb); } -static struct nfc_llc_ops llc_nop_ops = { +static const struct nfc_llc_ops llc_nop_ops = { .init = llc_nop_init, .deinit = llc_nop_deinit, .start = llc_nop_start, diff --git a/net/nfc/hci/llc_shdlc.c b/net/nfc/hci/llc_shdlc.c index 1e3a90049da9..6b747856d095 100644 --- a/net/nfc/hci/llc_shdlc.c +++ b/net/nfc/hci/llc_shdlc.c @@ -820,7 +820,7 @@ static int llc_shdlc_xmit_from_hci(struct nfc_llc *llc, struct sk_buff *skb) return 0; } -static struct nfc_llc_ops llc_shdlc_ops = { +static const struct nfc_llc_ops llc_shdlc_ops = { .init = llc_shdlc_init, .deinit = llc_shdlc_deinit, .start = llc_shdlc_start, |