diff options
Diffstat (limited to 'drivers/gpio/gpiolib.c')
| -rw-r--r-- | drivers/gpio/gpiolib.c | 14 |
1 files changed, 10 insertions, 4 deletions
diff --git a/drivers/gpio/gpiolib.c b/drivers/gpio/gpiolib.c index 9006fdb26fea..cae1b8c5b08c 100644 --- a/drivers/gpio/gpiolib.c +++ b/drivers/gpio/gpiolib.c @@ -9,6 +9,7 @@ #include <linux/seq_file.h> #include <linux/gpio.h> #include <linux/idr.h> +#include <linux/slab.h> /* Optional implementation infrastructure for GPIO interfaces. @@ -398,7 +399,7 @@ static int gpio_setup_irq(struct gpio_desc *desc, struct device *dev, goto free_id; } - pdesc->value_sd = sysfs_get_dirent(dev->kobj.sd, "value"); + pdesc->value_sd = sysfs_get_dirent(dev->kobj.sd, NULL, "value"); if (!pdesc->value_sd) { ret = -ENODEV; goto free_id; @@ -415,7 +416,8 @@ static int gpio_setup_irq(struct gpio_desc *desc, struct device *dev, return 0; free_sd: - sysfs_put(pdesc->value_sd); + if (pdesc) + sysfs_put(pdesc->value_sd); free_id: idr_remove(&pdesc_idr, id); desc->flags &= GPIO_FLAGS_MASK; @@ -623,7 +625,9 @@ static const struct attribute_group gpiochip_attr_group = { * /sys/class/gpio/unexport ... write-only * integer N ... number of GPIO to unexport */ -static ssize_t export_store(struct class *class, const char *buf, size_t len) +static ssize_t export_store(struct class *class, + struct class_attribute *attr, + const char *buf, size_t len) { long gpio; int status; @@ -653,7 +657,9 @@ done: return status ? : len; } -static ssize_t unexport_store(struct class *class, const char *buf, size_t len) +static ssize_t unexport_store(struct class *class, + struct class_attribute *attr, + const char *buf, size_t len) { long gpio; int status; |