diff options
| -rw-r--r-- | drivers/staging/dgnc/dgnc_tty.c | 15 |
1 files changed, 2 insertions, 13 deletions
diff --git a/drivers/staging/dgnc/dgnc_tty.c b/drivers/staging/dgnc/dgnc_tty.c index 7f73a4104ec3..c07897afdd7c 100644 --- a/drivers/staging/dgnc/dgnc_tty.c +++ b/drivers/staging/dgnc/dgnc_tty.c @@ -1536,19 +1536,8 @@ static int dgnc_tty_chars_in_buffer(struct tty_struct *tty) */ static int dgnc_maxcps_room(struct tty_struct *tty, int bytes_available) { - struct channel_t *ch = NULL; - struct un_t *un = NULL; - - if (!tty) - return bytes_available; - - un = tty->driver_data; - if (!un || un->magic != DGNC_UNIT_MAGIC) - return bytes_available; - - ch = un->un_ch; - if (!ch || ch->magic != DGNC_CHANNEL_MAGIC) - return bytes_available; + struct un_t *un = tty->driver_data; + struct channel_t *ch = un->un_ch; /* * If its not the Transparent print device, return |