[PATCH 251/437] watchdog: sa1100_wdt: convert to read/write iterators

Jens Axboe
2024-04-11T15:38:38Z

drivers/watchdog/sa1100_wdt.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/watchdog/sa1100_wdt.c b/drivers/watchdog/sa1100_wdt.c
index 5d2df008b92a..f994b52565ec 100644
--- a/drivers/watchdog/sa1100_wdt.c
+++ b/drivers/watchdog/sa1100_wdt.c
@@ -98,9 +98,9 @@ static int sa1100dog_release(struct inode *inode, struct file *file)
return 0;
}

-static ssize_t sa1100dog_write(struct file *file, const char __user *data,
- size_t len, loff_t *ppos)
+static ssize_t sa1100dog_write(struct kiocb *iocb, struct iov_iter *from)
{
+ size_t len = iov_iter_count(from);
if (len)
/* Refresh OSMR3 timer. */
sa1100_wr(sa1100_rd(REG_OSCR) + pre_margin, REG_OSMR3);
@@ -165,7 +165,7 @@ static long sa1100dog_ioctl(struct file *file, unsigned int cmd,
static const struct file_operations sa1100dog_fops = {
.owner = THIS_MODULE,
.llseek = no_llseek,
- .write = sa1100dog_write,
+ .write_iter = sa1100dog_write,
.unlocked_ioctl = sa1100dog_ioctl,
.compat_ioctl = compat_ptr_ioctl,
.open = sa1100dog_open,
--
2.43.0