1 files changed, 13 insertions, 16 deletions

diff --git a/drivers/media/platform/atmel/atmel-isi.c b/drivers/media/platform/atmel/atmel-isi.c
index e8db4df1e7c4..fdb255e4a956 100644
--- a/drivers/media/platform/atmel/atmel-isi.c
+++ b/drivers/media/platform/atmel/atmel-isi.c
@@ -655,9 +655,9 @@ static int isi_enum_fmt_vid_cap(struct file *file, void  *priv,
 static int isi_querycap(struct file *file, void *priv,
 			struct v4l2_capability *cap)
 {
-	strlcpy(cap->driver, "atmel-isi", sizeof(cap->driver));
-	strlcpy(cap->card, "Atmel Image Sensor Interface", sizeof(cap->card));
-	strlcpy(cap->bus_info, "platform:isi", sizeof(cap->bus_info));
+	strscpy(cap->driver, "atmel-isi", sizeof(cap->driver));
+	strscpy(cap->card, "Atmel Image Sensor Interface", sizeof(cap->card));
+	strscpy(cap->bus_info, "platform:isi", sizeof(cap->bus_info));
 	return 0;
 }
 
@@ -668,7 +668,7 @@ static int isi_enum_input(struct file *file, void *priv,
 		return -EINVAL;
 
 	i->type = V4L2_INPUT_TYPE_CAMERA;
-	strlcpy(i->name, "Camera", sizeof(i->name));
+	strscpy(i->name, "Camera", sizeof(i->name));
 	return 0;
 }
 
@@ -790,7 +790,7 @@ static int atmel_isi_parse_dt(struct atmel_isi *isi,
 			struct platform_device *pdev)
 {
 	struct device_node *np = pdev->dev.of_node;
-	struct v4l2_fwnode_endpoint ep;
+	struct v4l2_fwnode_endpoint ep = { .bus_type = 0 };
 	int err;
 
 	/* Default settings for ISI */
@@ -1124,7 +1124,6 @@ static int isi_graph_parse(struct atmel_isi *isi, struct device_node *node)
 
 static int isi_graph_init(struct atmel_isi *isi)
 {
-	struct v4l2_async_subdev **subdevs = NULL;
 	int ret;
 
 	/* Parse the graph to extract a list of subdevice DT nodes. */
@@ -1134,23 +1133,20 @@ static int isi_graph_init(struct atmel_isi *isi)
 		return ret;
 	}
 
-	/* Register the subdevices notifier. */
-	subdevs = devm_kzalloc(isi->dev, sizeof(*subdevs), GFP_KERNEL);
-	if (!subdevs) {
+	v4l2_async_notifier_init(&isi->notifier);
+
+	ret = v4l2_async_notifier_add_subdev(&isi->notifier, &isi->entity.asd);
+	if (ret) {
 		of_node_put(isi->entity.node);
-		return -ENOMEM;
+		return ret;
 	}
 
-	subdevs[0] = &isi->entity.asd;
-
-	isi->notifier.subdevs = subdevs;
-	isi->notifier.num_subdevs = 1;
 	isi->notifier.ops = &isi_graph_notify_ops;
 
 	ret = v4l2_async_notifier_register(&isi->v4l2_dev, &isi->notifier);
 	if (ret < 0) {
 		dev_err(isi->dev, "Notifier registration failed\n");
-		of_node_put(isi->entity.node);
+		v4l2_async_notifier_cleanup(&isi->notifier);
 		return ret;
 	}
 
@@ -1202,7 +1198,7 @@ static int atmel_isi_probe(struct platform_device *pdev)
 	isi->vdev->fops = &isi_fops;
 	isi->vdev->v4l2_dev = &isi->v4l2_dev;
 	isi->vdev->queue = &isi->queue;
-	strlcpy(isi->vdev->name, KBUILD_MODNAME, sizeof(isi->vdev->name));
+	strscpy(isi->vdev->name, KBUILD_MODNAME, sizeof(isi->vdev->name));
 	isi->vdev->release = video_device_release;
 	isi->vdev->ioctl_ops = &isi_ioctl_ops;
 	isi->vdev->lock = &isi->lock;
@@ -1303,6 +1299,7 @@ static int atmel_isi_remove(struct platform_device *pdev)
 			isi->fb_descriptors_phys);
 	pm_runtime_disable(&pdev->dev);
 	v4l2_async_notifier_unregister(&isi->notifier);
+	v4l2_async_notifier_cleanup(&isi->notifier);
 	v4l2_device_unregister(&isi->v4l2_dev);
 
 	return 0;