From 95713967ba52389f7cea75704d0cf048080ec218 Mon Sep 17 00:00:00 2001 From: "Jiri Slaby (SUSE)" Date: Thu, 10 Aug 2023 11:15:03 +0200 Subject: tty: make tty_operations::write()'s count size_t Unify with the rest of the code. Use size_t for counts and ssize_t for retval. Signed-off-by: "Jiri Slaby (SUSE)" Link: https://lore.kernel.org/r/20230810091510.13006-30-jirislaby@kernel.org Signed-off-by: Greg Kroah-Hartman --- arch/alpha/kernel/srmcons.c | 4 ++-- arch/m68k/emu/nfcon.c | 3 ++- arch/um/drivers/line.c | 2 +- arch/um/drivers/line.h | 2 +- arch/xtensa/platforms/iss/console.c | 2 +- 5 files changed, 7 insertions(+), 6 deletions(-) (limited to 'arch') diff --git a/arch/alpha/kernel/srmcons.c b/arch/alpha/kernel/srmcons.c index dea39008d93e..d6139dbae4ac 100644 --- a/arch/alpha/kernel/srmcons.c +++ b/arch/alpha/kernel/srmcons.c @@ -129,8 +129,8 @@ srmcons_do_write(struct tty_port *port, const char *buf, int count) return count; } -static int -srmcons_write(struct tty_struct *tty, const u8 *buf, int count) +static ssize_t +srmcons_write(struct tty_struct *tty, const u8 *buf, size_t count) { unsigned long flags; diff --git a/arch/m68k/emu/nfcon.c b/arch/m68k/emu/nfcon.c index 87398f834e36..3a74d493eb3e 100644 --- a/arch/m68k/emu/nfcon.c +++ b/arch/m68k/emu/nfcon.c @@ -70,7 +70,8 @@ static void nfcon_tty_close(struct tty_struct *tty, struct file *filp) { } -static int nfcon_tty_write(struct tty_struct *tty, const u8 *buf, int count) +static ssize_t nfcon_tty_write(struct tty_struct *tty, const u8 *buf, + size_t count) { nfputs(buf, count); return count; diff --git a/arch/um/drivers/line.c b/arch/um/drivers/line.c index e5393b4ba9f8..b98545f3edb5 100644 --- a/arch/um/drivers/line.c +++ b/arch/um/drivers/line.c @@ -184,7 +184,7 @@ void line_flush_chars(struct tty_struct *tty) line_flush_buffer(tty); } -int line_write(struct tty_struct *tty, const u8 *buf, int len) +ssize_t line_write(struct tty_struct *tty, const u8 *buf, size_t len) { struct line *line = tty->driver_data; unsigned long flags; diff --git a/arch/um/drivers/line.h b/arch/um/drivers/line.h index 8354024b6b35..e84fb9b4165e 100644 --- a/arch/um/drivers/line.h +++ b/arch/um/drivers/line.h @@ -64,7 +64,7 @@ extern void line_cleanup(struct tty_struct *tty); extern void line_hangup(struct tty_struct *tty); extern int line_setup(char **conf, unsigned nlines, char **def, char *init, char *name); -extern int line_write(struct tty_struct *tty, const u8 *buf, int len); +extern ssize_t line_write(struct tty_struct *tty, const u8 *buf, size_t len); extern unsigned int line_chars_in_buffer(struct tty_struct *tty); extern void line_flush_buffer(struct tty_struct *tty); extern void line_flush_chars(struct tty_struct *tty); diff --git a/arch/xtensa/platforms/iss/console.c b/arch/xtensa/platforms/iss/console.c index 182ec57e2d5c..7d1f8b398a46 100644 --- a/arch/xtensa/platforms/iss/console.c +++ b/arch/xtensa/platforms/iss/console.c @@ -52,7 +52,7 @@ static void rs_close(struct tty_struct *tty, struct file * filp) } -static int rs_write(struct tty_struct * tty, const u8 *buf, int count) +static ssize_t rs_write(struct tty_struct * tty, const u8 *buf, size_t count) { /* see drivers/char/serialX.c to reference original version */ -- cgit