linux-kernel - [PATCH 15/16] tty: serdev: use dev_groups and not dev_attrs for bus

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Date:   Tue,  6 Jun 2017 21:22:20 +0200
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     linux-kernel@...r.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Rob Herring <robh@...nel.org>, Jiri Slaby <jslaby@...e.com>
Subject: [PATCH 15/16] tty: serdev: use dev_groups and not dev_attrs for bus_type

The dev_attrs field has long been "depreciated" and is finally being
removed, so move the driver to use the "correct" dev_groups field
instead for struct bus_type.

Cc: Rob Herring <robh@...nel.org>
Cc: Jiri Slaby <jslaby@...e.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
---
 drivers/tty/serdev/core.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/drivers/tty/serdev/core.c b/drivers/tty/serdev/core.c
index 433de5ea9b02..e454162d8c6e 100644
--- a/drivers/tty/serdev/core.c
+++ b/drivers/tty/serdev/core.c
@@ -250,11 +250,13 @@ static ssize_t modalias_show(struct device *dev,
 {
 	return of_device_modalias(dev, buf, PAGE_SIZE);
 }
+DEVICE_ATTR_RO(modalias);
 
-static struct device_attribute serdev_device_attrs[] = {
-	__ATTR_RO(modalias),
-	__ATTR_NULL
+static struct attribute *serdev_device_attrs[] = {
+	&dev_attr_modalias.attr,
+	NULL,
 };
+ATTRIBUTE_GROUPS(serdev_device);
 
 static struct bus_type serdev_bus_type = {
 	.name		= "serial",
@@ -262,7 +264,7 @@ static struct bus_type serdev_bus_type = {
 	.probe		= serdev_drv_probe,
 	.remove		= serdev_drv_remove,
 	.uevent		= serdev_uevent,
-	.dev_attrs	= serdev_device_attrs,
+	.dev_groups	= serdev_device_groups,
 };
 
 /**
-- 
2.13.0