diff options
Diffstat (limited to 'drivers/gpio/gpiolib.c')
| -rw-r--r-- | drivers/gpio/gpiolib.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/drivers/gpio/gpiolib.c b/drivers/gpio/gpiolib.c index 0738f9a..646dea4 100644 --- a/drivers/gpio/gpiolib.c +++ b/drivers/gpio/gpiolib.c @@ -1205,6 +1205,8 @@ int gpiod_request(struct gpio_desc *desc, const char *label) status = __gpiod_request(desc, label); if (status < 0) module_put(gdev->owner); + else + get_device(&gdev->dev); } if (status) @@ -1248,10 +1250,12 @@ static bool __gpiod_free(struct gpio_desc *desc) void gpiod_free(struct gpio_desc *desc) { - if (desc && __gpiod_free(desc)) + if (desc && desc->gdev && __gpiod_free(desc)) { module_put(desc->gdev->owner); - else + put_device(&desc->gdev->dev); + } else { WARN_ON(extra_checks); + } } /** |
