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staging: dgnc: ch->ch_bd is already assigned to bd variable 

The bd variables in functions are already assigned from
ch->ch_bd but it is not used in those functions except checking NULL.

The ch->ch_bd could be replaced with bd variable.

Signed-off-by: Daeseok Youn <daeseok.youn@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Daeseok Youn 2017-03-14 11:05:32 +09:00 committed by Greg Kroah-Hartman
parent 9836a882fe
commit dec5b6c569
1 changed files with 4 additions and 4 deletions
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8
drivers/staging/dgnc/dgnc_tty.c
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@ -1756,7 +1756,7 @@ static int dgnc_tty_tiocmset(struct tty_struct *tty,
if (clear & TIOCM_DTR)
ch->ch_mostat &= ~(UART_MCR_DTR);
ch->ch_bd->bd_ops->assert_modem_signals(ch);
bd->bd_ops->assert_modem_signals(ch);
spin_unlock_irqrestore(&ch->ch_lock, flags);
@ -1803,7 +1803,7 @@ static int dgnc_tty_send_break(struct tty_struct *tty, int msec)
spin_lock_irqsave(&ch->ch_lock, flags);
ch->ch_bd->bd_ops->send_break(ch, msec);
bd->bd_ops->send_break(ch, msec);
spin_unlock_irqrestore(&ch->ch_lock, flags);
@ -2095,7 +2095,7 @@ static int dgnc_tty_digiseta(struct tty_struct *tty,
if (ch->ch_digi.digi_offlen > DIGI_PLEN)
ch->ch_digi.digi_offlen = DIGI_PLEN;
ch->ch_bd->bd_ops->param(tty);
bd->bd_ops->param(tty);
spin_unlock_irqrestore(&ch->ch_lock, flags);
@ -2136,7 +2136,7 @@ static void dgnc_tty_set_termios(struct tty_struct *tty,
ch->ch_startc = tty->termios.c_cc[VSTART];
ch->ch_stopc = tty->termios.c_cc[VSTOP];
ch->ch_bd->bd_ops->param(tty);
bd->bd_ops->param(tty);
dgnc_carrier(ch);
spin_unlock_irqrestore(&ch->ch_lock, flags);