[PATCH 32/36] tty: hvc: convert counts to size_t
From: "Jiri Slaby (SUSE)" <jirislaby@kernel.org>
Date: 2023-08-10 09:18:54
Also in:
linux-serial, lkml
Subsystem:
hypervisor virtual console driver, the rest, tty layer and serial drivers · Maintainers:
Linus Torvalds, Greg Kroah-Hartman, Jiri Slaby
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 --- drivers/tty/hvc/hvc_console.c | 2 +- drivers/tty/hvc/hvcs.c | 6 +++--- drivers/tty/hvc/hvsi.c | 10 +++++----- 3 files changed, 9 insertions(+), 9 deletions(-)
diff --git a/drivers/tty/hvc/hvc_console.c b/drivers/tty/hvc/hvc_console.c
index e93e8072ec86..959fae54ca39 100644
--- a/drivers/tty/hvc/hvc_console.c
+++ b/drivers/tty/hvc/hvc_console.c@@ -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)
diff --git a/drivers/tty/hvc/hvcs.c b/drivers/tty/hvc/hvcs.c
index 1de91fa23b04..d29fdfe9d93d 100644
--- a/drivers/tty/hvc/hvcs.c
+++ b/drivers/tty/hvc/hvcs.c@@ -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
diff --git a/drivers/tty/hvc/hvsi.c b/drivers/tty/hvc/hvsi.c
index c57bd85aa488..a94068bce76f 100644
--- a/drivers/tty/hvc/hvsi.c
+++ b/drivers/tty/hvc/hvsi.c@@ -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 @@ static ssize_t hvsi_write(struct tty_struct *tty, const u8 *source, 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; }
--
2.41.0