diff --git a/include/nuttx/leds/max7219.h b/include/nuttx/leds/max7219.h
index 64f0d8b8f5d..4524397ea09 100644
--- a/include/nuttx/leds/max7219.h
+++ b/include/nuttx/leds/max7219.h
@@ -111,8 +111,10 @@ extern "C"
  *
  ****************************************************************************/
 
- struct spi_dev_s;  /* Forward reference */
-int max7219_leds_register(FAR const char *devpath, FAR struct spi_dev_s *spi);
+struct spi_dev_s;  /* Forward reference */
+
+int max7219_leds_register(FAR const char *devpath,
+                          FAR struct spi_dev_s *spi);
 
 #undef EXTERN
 #ifdef __cplusplus
diff --git a/include/nuttx/leds/ncp5623c.h b/include/nuttx/leds/ncp5623c.h
index e78a83ee68f..388414519fe 100644
--- a/include/nuttx/leds/ncp5623c.h
+++ b/include/nuttx/leds/ncp5623c.h
@@ -94,11 +94,12 @@ enum led_select_e
   LED_3 = NCP5623C_PWM3
 };
 
-/* This structure is used in an IOCTL command for setting the PWM of an individual
- * LED. The desired LED is selected by setting the 'led' parameter accordingly
- * whereas the 'led_pwm' field governs the brightness of the selected LED. A value
- * of 0 (0x00) leads to a duty cycle of 0 % = LED off while a value of 255 (0xFF)
- * leads to a duty cycle of 99.6 % = Maximum brightness.
+/* This structure is used in an IOCTL command for setting the PWM of an
+ * individual LED. The desired LED is selected by setting the 'led' parameter
+ * accordingly whereas the 'led_pwm' field governs the brightness of the
+ * selected LED. A value of 0 (0x00) leads to a duty cycle of 0 % = LED off
+ * while a value of 255 (0xFF) leads to a duty cycle of 99.6 % = Maximum
+ * brightness.
  */
 
 struct ncp5623c_set_reg_s