3 files changed, 6 insertions, 2 deletions

diff --git a/include/linux/device.h b/include/linux/device.h
index 5083bccae967..52a5f15a2223 100644
--- a/include/linux/device.h
+++ b/include/linux/device.h
@@ -691,6 +691,11 @@ struct device {
         struct iommu_group      *iommu_group;
 };
 
+static inline struct device *kobj_to_dev(struct kobject *kobj)
+{
+        return container_of(kobj, struct device, kobj);
+}
+
 /* Get the wakeup routines, which depend on struct device */
 #include <linux/pm_wakeup.h>
 
diff --git a/include/linux/extcon/extcon_gpio.h b/include/linux/extcon/extcon_gpio.h
index a2129b73dcb1..2d8307f7d67d 100644
--- a/include/linux/extcon/extcon_gpio.h
+++ b/include/linux/extcon/extcon_gpio.h
@@ -31,7 +31,7 @@
  * @irq_flags   IRQ Flags (e.g., IRQF_TRIGGER_LOW).
  * @state_on    print_state is overriden with state_on if attached. If Null,
  *              default method of extcon class is used.
- * @state_off   print_state is overriden with state_on if dettached. If Null,
+ * @state_off   print_state is overriden with state_on if detached. If Null,
  *              default method of extcon class is used.
  *
  * Note that in order for state_on or state_off to be valid, both state_on
diff --git a/include/linux/genhd.h b/include/linux/genhd.h
index 017a7fb5a1fc..ae0aaa9d42fa 100644
--- a/include/linux/genhd.h
+++ b/include/linux/genhd.h
@@ -16,7 +16,6 @@
 
 #ifdef CONFIG_BLOCK
 
-#define kobj_to_dev(k)          container_of((k), struct device, kobj)
 #define dev_to_disk(device)     container_of((device), struct gendisk, part0.__dev)
 #define dev_to_part(device)     container_of((device), struct hd_struct, __dev)
 #define disk_to_dev(disk)       (&(disk)->part0.__dev)