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authorAlan Cox <alan@lxorguk.ukuu.org.uk>2008-04-30 00:54:05 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2008-04-30 08:29:46 -0700
commita5b08c66194fba02a865b397579b7204688bcb1e (patch)
treea140b9c3bdb70f30160d6b7267c39e3a3635797d /drivers/char/serial167.c
parentbbbbb96f5ea84971545ecae5a9ec50387cd9c6a3 (diff)
serial167: switch to int put_char method
Signed-off-by: Alan Cox <alan@redhat.com> Cc: Jiri Slaby <jirislaby@gmail.com> Cc: Jeff Dike <jdike@addtoit.com> Cc: Geert Uytterhoeven <geert@linux-m68k.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/char/serial167.c')
-rw-r--r--drivers/char/serial167.c7
1 files changed, 4 insertions, 3 deletions
diff --git a/drivers/char/serial167.c b/drivers/char/serial167.c
index 62d6f2e0fd18..fd2db07a50fc 100644
--- a/drivers/char/serial167.c
+++ b/drivers/char/serial167.c
@@ -1060,7 +1060,7 @@ static void config_setup(struct cyclades_port *info)
} /* config_setup */
-static void cy_put_char(struct tty_struct *tty, unsigned char ch)
+static int cy_put_char(struct tty_struct *tty, unsigned char ch)
{
struct cyclades_port *info = (struct cyclades_port *)tty->driver_data;
unsigned long flags;
@@ -1070,7 +1070,7 @@ static void cy_put_char(struct tty_struct *tty, unsigned char ch)
#endif
if (serial_paranoia_check(info, tty->name, "cy_put_char"))
- return;
+ return 0;
if (!info->xmit_buf)
return;
@@ -1078,13 +1078,14 @@ static void cy_put_char(struct tty_struct *tty, unsigned char ch)
local_irq_save(flags);
if (info->xmit_cnt >= PAGE_SIZE - 1) {
local_irq_restore(flags);
- return;
+ return 0;
}
info->xmit_buf[info->xmit_head++] = ch;
info->xmit_head &= PAGE_SIZE - 1;
info->xmit_cnt++;
local_irq_restore(flags);
+ return 1;
} /* cy_put_char */
static void cy_flush_chars(struct tty_struct *tty)