diff options
Diffstat (limited to 'drivers/usb/serial/cypress_m8.c')
| -rw-r--r-- | drivers/usb/serial/cypress_m8.c | 4 |
1 files changed, 1 insertions, 3 deletions
diff --git a/drivers/usb/serial/cypress_m8.c b/drivers/usb/serial/cypress_m8.c index 4e9637eb6137..68067fe117a4 100644 --- a/drivers/usb/serial/cypress_m8.c +++ b/drivers/usb/serial/cypress_m8.c @@ -1263,12 +1263,10 @@ static void cypress_read_int_callback(struct urb *urb, struct pt_regs *regs) /* process read if there is data other than line status */ if (tty && (bytes > i)) { + bytes = tty_buffer_request_room(tty, bytes); for (; i < bytes ; ++i) { dbg("pushing byte number %d - %d - %c", i, data[i], data[i]); - if(tty->flip.count >= TTY_FLIPBUF_SIZE) { - tty_flip_buffer_push(tty); - } tty_insert_flip_char(tty, data[i], tty_flag); } tty_flip_buffer_push(port->tty); |
