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-rw-r--r--drivers/base/core.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/base/core.c b/drivers/base/core.c
index ef55df34ddd0..b56a0ba31d4a 100644
--- a/drivers/base/core.c
+++ b/drivers/base/core.c
@@ -1345,6 +1345,8 @@ static void root_device_release(struct device *dev)
* 'module' symlink which points to the @owner directory
* in sysfs.
*
+ * Returns &struct device pointer on success, or ERR_PTR() on error.
+ *
* Note: You probably want to use root_device_register().
*/
struct device *__root_device_register(const char *name, struct module *owner)
@@ -1432,6 +1434,8 @@ static void device_create_release(struct device *dev)
* Any further sysfs files that might be required can be created using this
* pointer.
*
+ * Returns &struct device pointer on success, or ERR_PTR() on error.
+ *
* Note: the struct class passed to this function must have previously
* been created with a call to class_create().
*/
@@ -1492,6 +1496,8 @@ EXPORT_SYMBOL_GPL(device_create_vargs);
* Any further sysfs files that might be required can be created using this
* pointer.
*
+ * Returns &struct device pointer on success, or ERR_PTR() on error.
+ *
* Note: the struct class passed to this function must have previously
* been created with a call to class_create().
*/