[PATCH] staging: dgap: dgap: Removed variables that is never used

[Rickard Strandqvist]

Variable ar assigned a value that is never used.
I have also removed all the code that thereby serves no purpose.

This was found using a static code analysis program called cppcheck

Signed-off-by: Rickard Strandqvist <rickard_strandqvist@xxxxxxxxxxxxxxxxxx>
---
 drivers/staging/dgap/dgap.c |    5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/drivers/staging/dgap/dgap.c b/drivers/staging/dgap/dgap.c
index bdb5317..f8a8c0a 100644
--- a/drivers/staging/dgap/dgap.c
+++ b/drivers/staging/dgap/dgap.c
@@ -3715,7 +3715,7 @@ static int dgap_tty_write(struct tty_struct *tty, const unsigned char *buf,
 		} else {
 			dgap_wmove(ch, ch->ch_digi.digi_offstr,
 				(int) ch->ch_digi.digi_offlen);
-			head = readw(&(bs->tx_head)) & tmask;
+			readw(&(bs->tx_head)) & tmask;
 			ch->ch_flags &= ~CH_PRON;
 		}
 	}
@@ -4586,7 +4586,6 @@ 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;
@@ -4607,8 +4606,6 @@ 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);
 
 	/*
-- 
1.7.10.4

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