[media] zoran: remove unused read/write functions

The zoran_read/write functions always return an error. Just remove them.

Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>

diff --git a/drivers/media/pci/zoran/zoran_driver.c b/drivers/media/pci/zoran/zoran_driver.c
index 25cd18b..3d3a0c0 100644 (file)
--- a/drivers/media/pci/zoran/zoran_driver.c
+++ b/drivers/media/pci/zoran/zoran_driver.c
@@ -1032,29 +1032,6 @@ zoran_close(struct file  *file)
        return 0;
 }
 
-
-static ssize_t
-zoran_read (struct file *file,
-           char        __user *data,
-           size_t       count,
-           loff_t      *ppos)
-{
-       /* we simply don't support read() (yet)... */
-
-       return -EINVAL;
-}
-
-static ssize_t
-zoran_write (struct file *file,
-            const char  __user *data,
-            size_t       count,
-            loff_t      *ppos)
-{
-       /* ...and the same goes for write() */
-
-       return -EINVAL;
-}
-
 static int setup_fbuffer(struct zoran_fh *fh,
               void                      *base,
               const struct zoran_format *fmt,
@@ -3052,8 +3029,6 @@ static const struct v4l2_file_operations zoran_fops = {
        .open = zoran_open,
        .release = zoran_close,
        .unlocked_ioctl = zoran_ioctl,
-       .read = zoran_read,
-       .write = zoran_write,
        .mmap = zoran_mmap,
        .poll = zoran_poll,
 };