tty: Fix up char drivers request_room usage

We can't change them all but quite a few misuse it.

Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

1 files changed, 0 insertions, 2 deletions

diff --git a/drivers/char/specialix.c b/drivers/char/specialix.c
index 268e17f9ec3f..07ac14d949ce 100644
--- a/drivers/char/specialix.c
+++ b/drivers/char/specialix.c
@@ -646,8 +646,6 @@ static void sx_receive(struct specialix_board *bp)
         dprintk(SX_DEBUG_RX, "port: %p: count: %d\n", port, count);
         port->hits[count > 8 ? 9 : count]++;
 
-        tty_buffer_request_room(tty, count);
-
         while (count--)
                 tty_insert_flip_char(tty, sx_in(bp, CD186x_RDR), TTY_NORMAL);
         tty_flip_buffer_push(tty);