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path: root/drivers/tty/hvc/hvcs.c
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Diffstat (limited to 'drivers/tty/hvc/hvcs.c')
-rw-r--r--drivers/tty/hvc/hvcs.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/tty/hvc/hvcs.c b/drivers/tty/hvc/hvcs.c
index 197988c55e0c..fe5e6b4f43de 100644
--- a/drivers/tty/hvc/hvcs.c
+++ b/drivers/tty/hvc/hvcs.c
@@ -1376,7 +1376,7 @@ static int hvcs_write(struct tty_struct *tty,
* absolutely WILL BUFFER if we can't send it. This driver MUST honor the
* return value, hence the reason for hvcs_struct buffering.
*/
-static int hvcs_write_room(struct tty_struct *tty)
+static unsigned int hvcs_write_room(struct tty_struct *tty)
{
struct hvcs_struct *hvcsd = tty->driver_data;
@@ -1386,7 +1386,7 @@ static int hvcs_write_room(struct tty_struct *tty)
return HVCS_BUFF_LEN - hvcsd->chars_in_buffer;
}
-static int hvcs_chars_in_buffer(struct tty_struct *tty)
+static unsigned int hvcs_chars_in_buffer(struct tty_struct *tty)
{
struct hvcs_struct *hvcsd = tty->driver_data;