diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/gpio/tegra2_gpio.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/gpio/tegra2_gpio.c b/drivers/gpio/tegra2_gpio.c index f686e80..22669b6 100644 --- a/drivers/gpio/tegra2_gpio.c +++ b/drivers/gpio/tegra2_gpio.c @@ -146,8 +146,10 @@ int gpio_request(int gp, const char *label) if (gp >= MAX_NUM_GPIOS) return -1; - strncpy(gpio_names[gp].name, label, GPIO_NAME_SIZE); - gpio_names[gp].name[GPIO_NAME_SIZE - 1] = '\0'; + if (label != NULL) { + strncpy(gpio_names[gp].name, label, GPIO_NAME_SIZE); + gpio_names[gp].name[GPIO_NAME_SIZE - 1] = '\0'; + } /* Configure as a GPIO */ set_config(gp, 1); |