diff options
Diffstat (limited to 'drivers/gpio/gpiolib-cdev.c')
| -rw-r--r-- | drivers/gpio/gpiolib-cdev.c | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/drivers/gpio/gpiolib-cdev.c b/drivers/gpio/gpiolib-cdev.c index 2c0a0700762d..75f4912339a6 100644 --- a/drivers/gpio/gpiolib-cdev.c +++ b/drivers/gpio/gpiolib-cdev.c @@ -2297,6 +2297,7 @@ static void gpio_desc_to_lineinfo(struct gpio_desc *desc, { struct gpio_chip *gc = desc->gdev->chip; unsigned long dflags; + const char *label; memset(info, 0, sizeof(*info)); info->offset = gpio_chip_hwgpio(desc); @@ -2305,9 +2306,12 @@ static void gpio_desc_to_lineinfo(struct gpio_desc *desc, if (desc->name) strscpy(info->name, desc->name, sizeof(info->name)); - if (gpiod_get_label(desc)) - strscpy(info->consumer, gpiod_get_label(desc), - sizeof(info->consumer)); + scoped_guard(srcu, &desc->srcu) { + label = gpiod_get_label(desc); + if (label) + strscpy(info->consumer, label, + sizeof(info->consumer)); + } dflags = READ_ONCE(desc->flags); } |