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staging: dgap: remove unused variable

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These variables were assigned some values but they were never used.
Removed them but kept one call to ioread8() as it might affect the
hardware.

Signed-off-by: Sudip Mukherjee <sudip@vectorindia.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Sudip Mukherjee 2015-09-10 17:24:59 +05:30 committed by Greg Kroah-Hartman
parent 39be6b8b0c
commit 045ec41231
1 changed files with 1 additions and 5 deletions
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6
drivers/staging/dgap/dgap.c
View file

@ -1866,7 +1866,6 @@ static int dgap_event(struct board_t *bd)
int port;
int reason;
int modem;
int b1;
if (!bd || bd->magic != DGAP_BOARD_MAGIC)
return -EIO;
@ -1911,7 +1910,7 @@ static int dgap_event(struct board_t *bd)
port = ioread8(event);
reason = ioread8(event + 1);
modem = ioread8(event + 2);
b1 = ioread8(event + 3);
ioread8(event + 3);
/*
* Make sure the interrupt is valid.
@ -4570,7 +4569,6 @@ static int dgap_tty_open(struct tty_struct *tty, struct file *file)
*/
static void dgap_tty_close(struct tty_struct *tty, struct file *file)
{
struct ktermios *ts;
struct board_t *bd;
struct channel_t *ch;
struct un_t *un;
@ -4591,8 +4589,6 @@ static void dgap_tty_close(struct tty_struct *tty, struct file *file)
if (!bd || bd->magic != DGAP_BOARD_MAGIC)
return;
ts = &tty->termios;
spin_lock_irqsave(&ch->ch_lock, lock_flags);
/*