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path: root/drivers/gpio/gpiolib.c
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Diffstat (limited to 'drivers/gpio/gpiolib.c')
-rw-r--r--drivers/gpio/gpiolib.c8
1 files changed, 5 insertions, 3 deletions
diff --git a/drivers/gpio/gpiolib.c b/drivers/gpio/gpiolib.c
index 568aa2b6bdb0..1ca9295b2c10 100644
--- a/drivers/gpio/gpiolib.c
+++ b/drivers/gpio/gpiolib.c
@@ -1659,7 +1659,7 @@ static struct gpio_desc *of_find_gpio(struct device *dev, const char *con_id,
unsigned int idx,
enum gpio_lookup_flags *flags)
{
- static const char *suffixes[] = { "gpios", "gpio" };
+ static const char * const suffixes[] = { "gpios", "gpio" };
char prop_name[32]; /* 32 is max size of property name */
enum of_gpio_flags of_flags;
struct gpio_desc *desc;
@@ -1667,9 +1667,11 @@ static struct gpio_desc *of_find_gpio(struct device *dev, const char *con_id,
for (i = 0; i < ARRAY_SIZE(suffixes); i++) {
if (con_id)
- snprintf(prop_name, 32, "%s-%s", con_id, suffixes[i]);
+ snprintf(prop_name, sizeof(prop_name), "%s-%s", con_id,
+ suffixes[i]);
else
- snprintf(prop_name, 32, "%s", suffixes[i]);
+ snprintf(prop_name, sizeof(prop_name), "%s",
+ suffixes[i]);
desc = of_get_named_gpiod_flags(dev->of_node, prop_name, idx,
&of_flags);