i2c: busses: make i2c_adapter const

Make these const as they are only used in a copy operation.
Done using Coccinelle.

Signed-off-by: Bhumika Goyal <[e-mail]>
Acked-by: David Daney <[e-mail]>
Signed-off-by: Wolfram Sang <[e-mail]>

drivers/i2c/busses/i2c-kempld.c

···
 	.functionality	= kempld_i2c_func,
 };
 
-static struct i2c_adapter kempld_i2c_adapter = {
+static const struct i2c_adapter kempld_i2c_adapter = {
 	.owner		= THIS_MODULE,
 	.name		= "i2c-kempld",
 	.class		= I2C_CLASS_HWMON | I2C_CLASS_SPD,

drivers/i2c/busses/i2c-ocores.c

···
 	.functionality = ocores_func,
 };
 
-static struct i2c_adapter ocores_adapter = {
+static const struct i2c_adapter ocores_adapter = {
 	.owner = THIS_MODULE,
 	.name = "i2c-ocores",
 	.class = I2C_CLASS_DEPRECATED,

drivers/i2c/busses/i2c-octeon-platdrv.c

···
 	.functionality = octeon_i2c_functionality,
 };
 
-static struct i2c_adapter octeon_i2c_ops = {
+static const struct i2c_adapter octeon_i2c_ops = {
 	.owner = THIS_MODULE,
 	.name = "OCTEON adapter",
 	.algo = &octeon_i2c_algo,

drivers/i2c/busses/i2c-thunderx-pcidrv.c

···
 	.functionality = thunderx_i2c_functionality,
 };
 
-static struct i2c_adapter thunderx_i2c_ops = {
+static const struct i2c_adapter thunderx_i2c_ops = {
 	.owner	= THIS_MODULE,
 	.name	= "ThunderX adapter",
 	.algo	= &thunderx_i2c_algo,

drivers/i2c/busses/i2c-xiic.c

···
 	.functionality = xiic_func,
 };
 
-static struct i2c_adapter xiic_adapter = {
+static const struct i2c_adapter xiic_adapter = {
 	.owner = THIS_MODULE,
 	.name = DRIVER_NAME,
 	.class = I2C_CLASS_DEPRECATED,