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path: root/drivers/tty/moxa.c
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Diffstat (limited to 'drivers/tty/moxa.c')
-rw-r--r--drivers/tty/moxa.c8
1 files changed, 3 insertions, 5 deletions
diff --git a/drivers/tty/moxa.c b/drivers/tty/moxa.c
index 42fa4c878b2e..bf3f87ba3a92 100644
--- a/drivers/tty/moxa.c
+++ b/drivers/tty/moxa.c
@@ -487,7 +487,7 @@ module_param(ttymajor, int, 0);
*/
static int moxa_open(struct tty_struct *, struct file *);
static void moxa_close(struct tty_struct *, struct file *);
-static int moxa_write(struct tty_struct *, const unsigned char *, int);
+static ssize_t moxa_write(struct tty_struct *, const u8 *, size_t);
static unsigned int moxa_write_room(struct tty_struct *);
static void moxa_flush_buffer(struct tty_struct *);
static unsigned int moxa_chars_in_buffer(struct tty_struct *);
@@ -1499,8 +1499,7 @@ static void moxa_close(struct tty_struct *tty, struct file *filp)
tty_port_close(&ch->port, tty, filp);
}
-static int moxa_write(struct tty_struct *tty,
- const unsigned char *buf, int count)
+static ssize_t moxa_write(struct tty_struct *tty, const u8 *buf, size_t count)
{
struct moxa_port *ch = tty->driver_data;
unsigned long flags;
@@ -2164,8 +2163,7 @@ static int MoxaPortLineStatus(struct moxa_port *port)
return val;
}
-static int MoxaPortWriteData(struct tty_struct *tty,
- const unsigned char *buffer, int len)
+static int MoxaPortWriteData(struct tty_struct *tty, const u8 *buffer, int len)
{
struct moxa_port *port = tty->driver_data;
void __iomem *baseAddr, *ofsAddr, *ofs;