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authorKrzysztof Kozlowski <krzysztof.kozlowski@canonical.com>2021-07-23 11:20:34 +0200
committerDavid S. Miller <davem@davemloft.net>2021-07-23 17:50:43 +0100
commitc65e7025c60310e927c944a3907a415fe06f3999 (patch)
tree5b25b2d64af297475770ee3246db93a90aad2577 /drivers/nfc
parent6a6b83ca471c50a05d1b07bd9594469986106bed (diff)
nfc: port100: constify protocol list array
File-scope "port100_protocol" array is read-only and passed as pointer to const, so it can be made a const to increase code safety. Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/nfc')
-rw-r--r--drivers/nfc/port100.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/nfc/port100.c b/drivers/nfc/port100.c
index 4df926cc37d0..1d614f9d864a 100644
--- a/drivers/nfc/port100.c
+++ b/drivers/nfc/port100.c
@@ -217,7 +217,7 @@ struct port100_protocol {
u8 value;
} __packed;
-static struct port100_protocol
+static const struct port100_protocol
in_protocols[][PORT100_IN_MAX_NUM_PROTOCOLS + 1] = {
[NFC_DIGITAL_FRAMING_NFCA_SHORT] = {
{ PORT100_IN_PROT_INITIAL_GUARD_TIME, 6 },
@@ -391,7 +391,7 @@ in_protocols[][PORT100_IN_MAX_NUM_PROTOCOLS + 1] = {
},
};
-static struct port100_protocol
+static const struct port100_protocol
tg_protocols[][PORT100_TG_MAX_NUM_PROTOCOLS + 1] = {
[NFC_DIGITAL_FRAMING_NFCA_SHORT] = {
{ PORT100_TG_PROT_END, 0 },
@@ -1098,7 +1098,7 @@ static int port100_in_set_rf(struct nfc_digital_dev *ddev, u8 rf)
static int port100_in_set_framing(struct nfc_digital_dev *ddev, int param)
{
struct port100 *dev = nfc_digital_get_drvdata(ddev);
- struct port100_protocol *protocols;
+ const struct port100_protocol *protocols;
struct sk_buff *skb;
struct sk_buff *resp;
int num_protocols;
@@ -1255,7 +1255,7 @@ static int port100_tg_set_rf(struct nfc_digital_dev *ddev, u8 rf)
static int port100_tg_set_framing(struct nfc_digital_dev *ddev, int param)
{
struct port100 *dev = nfc_digital_get_drvdata(ddev);
- struct port100_protocol *protocols;
+ const struct port100_protocol *protocols;
struct sk_buff *skb;
struct sk_buff *resp;
int rc;