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staging: dgnc: remove unused variable 'intr_modem'

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The 'intr_modem' variable was used only for increasing.
So the 'intr_modem' variable is not useful for this driver.

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 2016-07-06 15:17:18 +09:00 committed by Greg Kroah-Hartman
parent 14ad516511
commit ca0d0b889c
3 changed files with 0 additions and 3 deletions
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1
drivers/staging/dgnc/dgnc_cls.c
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@ -603,7 +603,6 @@ static inline void cls_parse_isr(struct dgnc_board *brd, uint port)
/* CTS/RTS change of state */
if (isr & UART_IIR_CTSRTS) {
brd->intr_modem++;
ch->ch_intr_modem++;
/*
* Don't need to do anything, the cls_parse_modem

1
drivers/staging/dgnc/dgnc_driver.h
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@ -183,7 +183,6 @@ struct dgnc_board {
uint nasync; /* Number of ports on card */
uint irq; /* Interrupt request number */
ulong intr_modem; /* Count of interrupts */
ulong intr_tx; /* Count of interrupts */
ulong intr_rx; /* Count of interrupts */

1
drivers/staging/dgnc/dgnc_neo.c
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@ -452,7 +452,6 @@ static inline void neo_parse_isr(struct dgnc_board *brd, uint port)
* If we get here, this means the hardware is doing auto flow control.
* Check to see whether RTS/DTR or CTS/DSR caused this interrupt.
*/
brd->intr_modem++;
ch->ch_intr_modem++;
cause = readb(&ch->ch_neo_uart->mcr);
/* Which pin is doing auto flow? RTS or DTR? */