diff options
| -rw-r--r-- | drivers/staging/dgap/dgap_fep5.c | 15 |
1 files changed, 5 insertions, 10 deletions
diff --git a/drivers/staging/dgap/dgap_fep5.c b/drivers/staging/dgap/dgap_fep5.c index 4464f02c957..5ebfcac5ceb 100644 --- a/drivers/staging/dgap/dgap_fep5.c +++ b/drivers/staging/dgap/dgap_fep5.c @@ -1229,29 +1229,24 @@ int dgap_param(struct tty_struct *tty) uchar mval; uchar hflow; - if (!tty || tty->magic != TTY_MAGIC) { + if (!tty || tty->magic != TTY_MAGIC) return (-ENXIO); - } un = (struct un_t *) tty->driver_data; - if (!un || un->magic != DGAP_UNIT_MAGIC) { + if (!un || un->magic != DGAP_UNIT_MAGIC) return (-ENXIO); - } ch = un->un_ch; - if (!ch || ch->magic != DGAP_CHANNEL_MAGIC) { + if (!ch || ch->magic != DGAP_CHANNEL_MAGIC) return (-ENXIO); - } bd = ch->ch_bd; - if (!bd || bd->magic != DGAP_BOARD_MAGIC) { + if (!bd || bd->magic != DGAP_BOARD_MAGIC) return (-ENXIO); - } bs = ch->ch_bs; - if (bs == 0) { + if (bs == 0) return (-ENXIO); - } DPR_PARAM(("param start: tdev: %x cflags: %x oflags: %x iflags: %x\n", ch->ch_tun.un_dev, ch->ch_c_cflag, ch->ch_c_oflag, ch->ch_c_iflag)); |