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authorUwe Kleine-König <u.kleine-koenig@pengutronix.de>2010-05-27 01:42:17 +0400
committerLinus Torvalds <torvalds@linux-foundation.org>2010-05-27 20:12:41 +0400
commit62154991a8b2b932112d39bf4aeaab37fa7b9a31 (patch)
tree3a66dee35354f8ffe071aa059024d9ae41d3cdaa /drivers/gpio
parenta80a0bbee49872c296c9ed9d6af0f510fcd825a7 (diff)
downloadlinux-62154991a8b2b932112d39bf4aeaab37fa7b9a31.tar.xz
gpiolib: make names array and its values const
gpiolib doesn't need to modify the names and I assume most initializers use string constants that shouldn't be modified anyhow. [akpm@linux-foundation.org: fix drivers/gpio/cs5535-gpio.c] Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de> Cc: Kevin Wells <kevin.wells@nxp.com> Cc: David Brownell <david-b@pacbell.net> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/gpio')
-rw-r--r--drivers/gpio/cs5535-gpio.c2
-rw-r--r--drivers/gpio/gpiolib.c2
-rw-r--r--drivers/gpio/pca953x.c2
3 files changed, 3 insertions, 3 deletions
diff --git a/drivers/gpio/cs5535-gpio.c b/drivers/gpio/cs5535-gpio.c
index 0c3c498f2260..f73a1555e49d 100644
--- a/drivers/gpio/cs5535-gpio.c
+++ b/drivers/gpio/cs5535-gpio.c
@@ -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",
diff --git a/drivers/gpio/gpiolib.c b/drivers/gpio/gpiolib.c
index cae1b8c5b08c..ce267ee4b94e 100644
--- a/drivers/gpio/gpiolib.c
+++ b/drivers/gpio/gpiolib.c
@@ -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) {
diff --git a/drivers/gpio/pca953x.c b/drivers/gpio/pca953x.c
index f156ab3bb6ed..a2b12aa1f2b9 100644
--- a/drivers/gpio/pca953x.c
+++ b/drivers/gpio/pca953x.c
@@ -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)