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gpiolib: make names array and its values const

Browse source 
gpiolib doesn't need to modify the names and I assume most initializers
use string constants that shouldn't be modified anyhow.

[[email protected]: fix drivers/gpio/cs5535-gpio.c]
Signed-off-by: Uwe Kleine-König <[email protected]>
Cc: Kevin Wells <[email protected]>
Cc: David Brownell <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
This commit is contained in:
Uwe Kleine-König 2010-05-26 14:42:17 -07:00 • committed by Linus Torvalds
commit 62154991a8
5 changed files with 5 additions and 5 deletions
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2
drivers/gpio/cs5535-gpio.c
View file

@ -197,7 +197,7 @@ static int chip_direction_output(struct gpio_chip *c, unsigned offset, int val)
return 0;
}
static char *cs5535_gpio_names[] = {
static const char * const cs5535_gpio_names[] = {
"GPIO0", "GPIO1", "GPIO2", "GPIO3",
"GPIO4", "GPIO5", "GPIO6", "GPIO7",
"GPIO8", "GPIO9", "GPIO10", "GPIO11",

2
drivers/gpio/gpiolib.c
View file

@ -722,7 +722,7 @@ int gpio_export(unsigned gpio, bool direction_may_change)
unsigned long flags;
struct gpio_desc *desc;
int status = -EINVAL;
char *ioname = NULL;
const char *ioname = NULL;
/* can't export until sysfs is available ... */
if (!gpio_class.p) {

2
drivers/gpio/pca953x.c
View file

@ -73,7 +73,7 @@ struct pca953x_chip {
struct i2c_client *client;
struct pca953x_platform_data *dyn_pdata;
struct gpio_chip gpio_chip;
char **names;
const char *const *names;
};
static int pca953x_write_reg(struct pca953x_chip *chip, int reg, uint16_t val)