[PATCH 313/437] drivers/net/wireless/st: convert to read/write iterators

Jens Axboe
2024-04-11T15:40:21Z

drivers/net/wireless/st/cw1200/debug.c | 10 +++++-----
1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/drivers/net/wireless/st/cw1200/debug.c b/drivers/net/wireless/st/cw1200/debug.c
index 8686929c70df..425fc06a9d38 100644
--- a/drivers/net/wireless/st/cw1200/debug.c
+++ b/drivers/net/wireless/st/cw1200/debug.c
@@ -332,15 +332,15 @@ static int cw1200_counters_show(struct seq_file *seq, void *v)

DEFINE_SHOW_ATTRIBUTE(cw1200_counters);

-static ssize_t cw1200_wsm_dumps(struct file *file,
- const char __user *user_buf, size_t count, loff_t *ppos)
+static ssize_t cw1200_wsm_dumps(struct kiocb *iocb, struct iov_iter *from)
{
- struct cw1200_common *priv = file->private_data;
+ struct cw1200_common *priv = iocb->ki_filp->private_data;
+ size_t count = iov_iter_count(from);
char buf[1];

if (!count)
return -EINVAL;
- if (copy_from_user(buf, user_buf, 1))
+ if (!copy_from_iter_full(buf, 1, from))
return -EFAULT;

if (buf[0] == '1')
@@ -353,7 +353,7 @@ static ssize_t cw1200_wsm_dumps(struct file *file,

static const struct file_operations fops_wsm_dumps = {
.open = simple_open,
- .write = cw1200_wsm_dumps,
+ .write_iter = cw1200_wsm_dumps,
.llseek = default_llseek,
};

--
2.43.0