V4L/DVB (8788): v4l: replace video_get_drvdata(video_devdata(filp)) with video_drvdata(filp)

Use the new video_drvdata(filp) function where it is safe to do so.

Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
diff --git a/sound/i2c/other/tea575x-tuner.c b/sound/i2c/other/tea575x-tuner.c
index 621d7fe..c13a178 100644
--- a/sound/i2c/other/tea575x-tuner.c
+++ b/sound/i2c/other/tea575x-tuner.c
@@ -87,8 +87,7 @@
 static int snd_tea575x_ioctl(struct inode *inode, struct file *file,
 			     unsigned int cmd, unsigned long data)
 {
-	struct video_device *dev = video_devdata(file);
-	struct snd_tea575x *tea = video_get_drvdata(dev);
+	struct snd_tea575x *tea = video_drvdata(file);
 	void __user *arg = (void __user *)data;
 	
 	switch(cmd) {
@@ -177,16 +176,14 @@
 
 static int snd_tea575x_exclusive_open(struct inode *inode, struct file *file)
 {
-	struct video_device *dev = video_devdata(file);
-	struct snd_tea575x *tea = video_get_drvdata(dev);
+	struct snd_tea575x *tea = video_drvdata(file);
 
 	return test_and_set_bit(0, &tea->in_use) ? -EBUSY : 0;
 }
 
 static int snd_tea575x_exclusive_release(struct inode *inode, struct file *file)
 {
-	struct video_device *dev = video_devdata(file);
-	struct snd_tea575x *tea = video_get_drvdata(dev);
+	struct snd_tea575x *tea = video_drvdata(file);
 
 	clear_bit(0, &tea->in_use);
 	return 0;