tty: hvc: convert counts to size_t

Unify the type of tty_operations::write() counters with the 'count'
parameter. I.e. use size_t for them.

Signed-off-by: "Jiri Slaby (SUSE)" <jirislaby@kernel.org>
Cc: linuxppc-dev@lists.ozlabs.org
Link: https://lore.kernel.org/r/20230810091510.13006-33-jirislaby@kernel.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Jiri Slaby (SUSE) 2023-08-10 11:15:06 +02:00 committed by Greg Kroah-Hartman
parent 49b8220cee
commit 8428e5223e
3 changed files with 9 additions and 9 deletions

View File

@ -500,7 +500,7 @@ static ssize_t hvc_write(struct tty_struct *tty, const u8 *buf, size_t count)
{
struct hvc_struct *hp = tty->driver_data;
unsigned long flags;
int rsize, written = 0;
size_t rsize, written = 0;
/* This write was probably executed during a tty close. */
if (!hp)

View File

@ -1263,8 +1263,8 @@ static ssize_t hvcs_write(struct tty_struct *tty, const u8 *buf, size_t count)
unsigned int unit_address;
const unsigned char *charbuf;
unsigned long flags;
int total_sent = 0;
int tosend = 0;
size_t total_sent = 0;
size_t tosend = 0;
int result = 0;
/*
@ -1299,7 +1299,7 @@ static ssize_t hvcs_write(struct tty_struct *tty, const u8 *buf, size_t count)
unit_address = hvcsd->vdev->unit_address;
while (count > 0) {
tosend = min_t(unsigned, count,
tosend = min_t(size_t, count,
(HVCS_BUFF_LEN - hvcsd->chars_in_buffer));
/*
* No more space, this probably means that the last call to

View File

@ -909,8 +909,8 @@ static ssize_t hvsi_write(struct tty_struct *tty, const u8 *source,
{
struct hvsi_struct *hp = tty->driver_data;
unsigned long flags;
int total = 0;
int origcount = count;
size_t total = 0;
size_t origcount = count;
spin_lock_irqsave(&hp->lock, flags);
@ -928,7 +928,7 @@ static ssize_t hvsi_write(struct tty_struct *tty, const u8 *source,
* will see there is no room in outbuf and return.
*/
while ((count > 0) && (hvsi_write_room(tty) > 0)) {
int chunksize = min_t(int, count, hvsi_write_room(tty));
size_t chunksize = min_t(size_t, count, hvsi_write_room(tty));
BUG_ON(hp->n_outbuf < 0);
memcpy(hp->outbuf + hp->n_outbuf, source, chunksize);
@ -952,8 +952,8 @@ out:
spin_unlock_irqrestore(&hp->lock, flags);
if (total != origcount)
pr_debug("%s: wanted %i, only wrote %i\n", __func__, origcount,
total);
pr_debug("%s: wanted %zu, only wrote %zu\n", __func__,
origcount, total);
return total;
}