nfc: st21nfca: constify file-scope arrays

Driver only reads len_seq and wait_tab variables.

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/drivers/nfc/st21nfca/i2c.c b/drivers/nfc/st21nfca/i2c.c
index 9dc9693..1b44a37 100644 (file)
--- a/drivers/nfc/st21nfca/i2c.c
+++ b/drivers/nfc/st21nfca/i2c.c
@@ -76,8 +76,8 @@ struct st21nfca_i2c_phy {
        struct mutex phy_lock;
 };
 
-static u8 len_seq[] = { 16, 24, 12, 29 };
-static u16 wait_tab[] = { 2, 3, 5, 15, 20, 40};
+static const u8 len_seq[] = { 16, 24, 12, 29 };
+static const u16 wait_tab[] = { 2, 3, 5, 15, 20, 40};
 
 #define I2C_DUMP_SKB(info, skb)                                        \
 do {                                                           \