greybus: minor checkpatch cleanups

drivers/staging/greybus/core.c

@@ -226,8 +226,9 @@ static int gb_init_subdevs(struct greybus_device *gdev,
 	return retval;
 }
 
-static const struct greybus_module_id fake_gb_id =
-	{ GREYBUS_DEVICE(0x42, 0x42) };
+static const struct greybus_module_id fake_gb_id = {
+	GREYBUS_DEVICE(0x42, 0x42)
+};
 
 static int create_function(struct greybus_device *gdev,
 			   struct greybus_descriptor *desc, int desc_size)

drivers/staging/greybus/gpio-gb.c

@@ -48,7 +48,6 @@ static int gpio_get(struct gpio_chip *gpio, unsigned nr)
 static void gpio_set(struct gpio_chip *gpio, unsigned nr, int val)
 {
 	// FIXME - do something there
-	return;
 }
 
 int gb_gpio_probe(struct greybus_device *gdev,
@@ -77,7 +76,7 @@ int gb_gpio_probe(struct greybus_device *gdev,
 	gpio->ngpio = 42;		// FIXME!!!
 	gpio->can_sleep = false;	// FIXME!!!
 
-	gdev->gb_gpio_dev= gb_gpio;
+	gdev->gb_gpio_dev = gb_gpio;
 
 	retval = gpiochip_add(gpio);
 	if (retval) {

drivers/staging/greybus/sysfs.c

@@ -85,6 +85,7 @@ static ssize_t module_vendor_string_show(struct device *dev,
 					 char *buf)
 {
 	struct greybus_device *gdev = to_greybus_device(dev);
+
 	return sprintf(buf, "%s",
 		       greybus_string(gdev, gdev->module_id.vendor_stringid));
 }
@@ -95,6 +96,7 @@ static ssize_t module_product_string_show(struct device *dev,
 					 char *buf)
 {
 	struct greybus_device *gdev = to_greybus_device(dev);
+
 	return sprintf(buf, "%s",
 		       greybus_string(gdev, gdev->module_id.product_stringid));
 }
@@ -141,6 +143,7 @@ static ssize_t serial_number_show(struct device *dev,
 				  struct device_attribute *attr, char *buf)
 {
 	struct greybus_device *gdev = to_greybus_device(dev);
+
 	return sprintf(buf, "%llX\n",
 		      (unsigned long long)gdev->serial_number.serial_number);
 }

drivers/staging/greybus/uart-gb.c

@@ -245,8 +245,7 @@ static int get_serial_info(struct gb_tty *gb_tty,
 
 	if (copy_to_user(info, &tmp, sizeof(tmp)))
 		return -EFAULT;
-	else
-		return 0;
+	return 0;
 }
 
 static int set_serial_info(struct gb_tty *gb_tty,