V4L/DVB: drivers/media: Remove unnecessary casts of private_data

Signed-off-by: Joe Perches <joe@perches.com>
Acked-by: Jarod Wilson <jarod@redhat.com>
Acked-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
diff --git a/drivers/media/common/saa7146_vbi.c b/drivers/media/common/saa7146_vbi.c
index 74e2b56..8224c30 100644
--- a/drivers/media/common/saa7146_vbi.c
+++ b/drivers/media/common/saa7146_vbi.c
@@ -375,7 +375,7 @@
 
 static int vbi_open(struct saa7146_dev *dev, struct file *file)
 {
-	struct saa7146_fh *fh = (struct saa7146_fh *)file->private_data;
+	struct saa7146_fh *fh = file->private_data;
 
 	u32 arbtr_ctrl	= saa7146_read(dev, PCI_BT_V1);
 	int ret = 0;
@@ -437,7 +437,7 @@
 
 static void vbi_close(struct saa7146_dev *dev, struct file *file)
 {
-	struct saa7146_fh *fh = (struct saa7146_fh *)file->private_data;
+	struct saa7146_fh *fh = file->private_data;
 	struct saa7146_vv *vv = dev->vv_data;
 	DEB_VBI(("dev:%p, fh:%p\n",dev,fh));