leds: flash: Remove extern from the header file

extern is implied and is not needed in the header file.
Remove the extern keyword and re-align the code.
Signed-off-by: Dan Murphy <dmurphy@ti.com>
Signed-off-by: Pavel Machek <pavel@ucw.cz>

include/linux/led-class-flash.h

@@ -94,12 +94,12 @@ static inline struct led_classdev_flash *lcdev_to_flcdev(
  *
  * Returns: 0 on success or negative error value on failure
  */
-extern int led_classdev_flash_register_ext(struct device *parent,
-					struct led_classdev_flash *fled_cdev,
-					struct led_init_data *init_data);
+int led_classdev_flash_register_ext(struct device *parent,
+				    struct led_classdev_flash *fled_cdev,
+				    struct led_init_data *init_data);
 
 static inline int led_classdev_flash_register(struct device *parent,
-					struct led_classdev_flash *fled_cdev)
+					   struct led_classdev_flash *fled_cdev)
 {
 	return led_classdev_flash_register_ext(parent, fled_cdev, NULL);
 }
@@ -111,7 +111,7 @@ static inline int led_classdev_flash_register(struct device *parent,
  *
  * Unregister a previously registered via led_classdev_flash_register object
  */
-extern void led_classdev_flash_unregister(struct led_classdev_flash *fled_cdev);
+void led_classdev_flash_unregister(struct led_classdev_flash *fled_cdev);
 
 /**
  * led_set_flash_strobe - setup flash strobe
@@ -159,8 +159,8 @@ static inline int led_get_flash_strobe(struct led_classdev_flash *fled_cdev,
  *
  * Returns: 0 on success or negative error value on failure
  */
-extern int led_set_flash_brightness(struct led_classdev_flash *fled_cdev,
-					u32 brightness);
+int led_set_flash_brightness(struct led_classdev_flash *fled_cdev,
+			     u32 brightness);
 
 /**
  * led_update_flash_brightness - update flash LED brightness
@@ -171,7 +171,7 @@ extern int led_set_flash_brightness(struct led_classdev_flash *fled_cdev,
  *
  * Returns: 0 on success or negative error value on failure
  */
-extern int led_update_flash_brightness(struct led_classdev_flash *fled_cdev);
+int led_update_flash_brightness(struct led_classdev_flash *fled_cdev);
 
 /**
  * led_set_flash_timeout - set flash LED timeout
@@ -182,8 +182,7 @@ extern int led_update_flash_brightness(struct led_classdev_flash *fled_cdev);
  *
  * Returns: 0 on success or negative error value on failure
  */
-extern int led_set_flash_timeout(struct led_classdev_flash *fled_cdev,
-					u32 timeout);
+int led_set_flash_timeout(struct led_classdev_flash *fled_cdev, u32 timeout);
 
 /**
  * led_get_flash_fault - get the flash LED fault
@@ -194,7 +193,6 @@ extern int led_set_flash_timeout(struct led_classdev_flash *fled_cdev,
  *
  * Returns: 0 on success or negative error value on failure
  */
-extern int led_get_flash_fault(struct led_classdev_flash *fled_cdev,
-					u32 *fault);
+int led_get_flash_fault(struct led_classdev_flash *fled_cdev, u32 *fault);
 
 #endif	/* __LINUX_FLASH_LEDS_H_INCLUDED */