summaryrefslogtreecommitdiff
path: root/drivers/gpio/gpiolib-cdev.c
diff options
context:
space:
mode:
authorAndy Shevchenko <andriy.shevchenko@linux.intel.com>2024-08-28 19:41:35 +0300
committerBartosz Golaszewski <bartosz.golaszewski@linaro.org>2024-09-02 12:27:36 +0200
commit94bd9ce16063a264c85f3b5907fefd8ec979d214 (patch)
tree0059f62bb17ea9872db2139ed6babfb099247dbb /drivers/gpio/gpiolib-cdev.c
parent1e3d42f508ee03ce5c515fc72ef9dcb65212d221 (diff)
gpiolib: Update the kernel documentation - add Return sections
$ scripts/kernel-doc -v -none -Wall drivers/gpio/gpiolib* 2>&1 | grep -w warning | wc -l 67 Fix these by adding Return sections. While at it, make sure all of Return sections use the same style. Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> Reviewed-by: Randy Dunlap <rdunlap@infradead.org> Tested-by: Randy Dunlap <rdunlap@infradead.org> Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> Link: https://lore.kernel.org/r/20240828164449.2777666-1-andriy.shevchenko@linux.intel.com Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
Diffstat (limited to 'drivers/gpio/gpiolib-cdev.c')
-rw-r--r--drivers/gpio/gpiolib-cdev.c8
1 files changed, 6 insertions, 2 deletions
diff --git a/drivers/gpio/gpiolib-cdev.c b/drivers/gpio/gpiolib-cdev.c
index ef08b23a56e2..5aac59de0d76 100644
--- a/drivers/gpio/gpiolib-cdev.c
+++ b/drivers/gpio/gpiolib-cdev.c
@@ -2748,7 +2748,9 @@ static ssize_t lineinfo_watch_read(struct file *file, char __user *buf,
* gpio_chrdev_open() - open the chardev for ioctl operations
* @inode: inode for this chardev
* @file: file struct for storing private data
- * Returns 0 on success
+ *
+ * Returns:
+ * 0 on success, or negative errno on failure.
*/
static int gpio_chrdev_open(struct inode *inode, struct file *file)
{
@@ -2814,7 +2816,9 @@ out_free_cdev:
* gpio_chrdev_release() - close chardev after ioctl operations
* @inode: inode for this chardev
* @file: file struct for storing private data
- * Returns 0 on success
+ *
+ * Returns:
+ * 0 on success, or negative errno on failure.
*/
static int gpio_chrdev_release(struct inode *inode, struct file *file)
{