staging: comedi: removing not useful `else` after return

Signed-off-by: NKinka Huang <kinkabrain@gmail.com>
Signed-off-by: NGreg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/comedi/comedi.h

@@ -555,16 +555,16 @@ static inline unsigned NI_USUAL_PFI_SELECT(unsigned pfi_channel)
 {
 	if (pfi_channel < 10)
 		return 0x1 + pfi_channel;
-	else
-		return 0xb + pfi_channel;
+
+	return 0xb + pfi_channel;
 }
 
 static inline unsigned NI_USUAL_RTSI_SELECT(unsigned rtsi_channel)
 {
 	if (rtsi_channel < 7)
 		return 0xb + rtsi_channel;
-	else
-		return 0x1b;
+
+	return 0x1b;
 }
 
 /* mode bits for NI general-purpose counters, set with

drivers/staging/comedi/comedi_fops.c

@@ -206,8 +206,8 @@ struct comedi_device *comedi_dev_get_from_minor(unsigned minor)
 {
 	if (minor < COMEDI_NUM_BOARD_MINORS)
 		return comedi_dev_get_from_board_minor(minor);
-	else
-		return comedi_dev_get_from_subdevice_minor(minor);
+
+	return comedi_dev_get_from_subdevice_minor(minor);
 }
 EXPORT_SYMBOL_GPL(comedi_dev_get_from_minor);
 
@@ -2625,10 +2625,9 @@ static int __init comedi_init(void)
 			unregister_chrdev_region(MKDEV(COMEDI_MAJOR, 0),
 						 COMEDI_NUM_MINORS);
 			return PTR_ERR(dev);
-		} else {
-			/* comedi_alloc_board_minor() locked the mutex */
-			mutex_unlock(&dev->mutex);
 		}
+		/* comedi_alloc_board_minor() locked the mutex */
+		mutex_unlock(&dev->mutex);
 	}
 
 	return 0;

drivers/staging/comedi/comedidev.h

@@ -388,8 +388,8 @@ static inline unsigned int bytes_per_sample(const struct comedi_subdevice *subd)
 {
 	if (subd->subdev_flags & SDF_LSAMPL)
 		return sizeof(unsigned int);
-	else
-		return sizeof(short);
+
+	return sizeof(short);
 }
 
 /*