[PATCH 419/437] media: media-devnode: convert to read/write iterators

From: Jens Axboe
Date: Thu Apr 11 2024 - 13:15:46 EST


Signed-off-by: Jens Axboe <axboe@xxxxxxxxx>
---
drivers/media/mc/mc-devnode.c | 6 ++++--
1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/drivers/media/mc/mc-devnode.c b/drivers/media/mc/mc-devnode.c
index 7f67825c8757..43e3297e0447 100644
--- a/drivers/media/mc/mc-devnode.c
+++ b/drivers/media/mc/mc-devnode.c
@@ -78,6 +78,7 @@ static ssize_t media_read(struct file *filp, char __user *buf,
return -EIO;
return devnode->fops->read(filp, buf, sz, off);
}
+FOPS_READ_ITER_HELPER(media_read);

static ssize_t media_write(struct file *filp, const char __user *buf,
size_t sz, loff_t *off)
@@ -90,6 +91,7 @@ static ssize_t media_write(struct file *filp, const char __user *buf,
return -EIO;
return devnode->fops->write(filp, buf, sz, off);
}
+FOPS_WRITE_ITER_HELPER(media_write);

static __poll_t media_poll(struct file *filp,
struct poll_table_struct *poll)
@@ -195,8 +197,8 @@ static int media_release(struct inode *inode, struct file *filp)

static const struct file_operations media_devnode_fops = {
.owner = THIS_MODULE,
- .read = media_read,
- .write = media_write,
+ .read_iter = media_read_iter,
+ .write_iter = media_write_iter,
.open = media_open,
.unlocked_ioctl = media_ioctl,
#ifdef CONFIG_COMPAT
--
2.43.0