2017-03-12 14:47:36

by Daeseok Youn

[permalink] [raw]
Subject: [PATCH 2/3] staging: dgnc: remove useless switch-case statements

The dgnc_tty_send_break() has a switch-case condition for msec.
It is no use except case -1.

Signed-off-by: Daeseok Youn <[email protected]>
---
drivers/staging/dgnc/dgnc_tty.c | 10 +---------
1 file changed, 1 insertion(+), 9 deletions(-)

diff --git a/drivers/staging/dgnc/dgnc_tty.c b/drivers/staging/dgnc/dgnc_tty.c
index c563ee3..7133d2c 100644
--- a/drivers/staging/dgnc/dgnc_tty.c
+++ b/drivers/staging/dgnc/dgnc_tty.c
@@ -1786,16 +1786,8 @@ static int dgnc_tty_send_break(struct tty_struct *tty, int msec)
if (!bd || bd->magic != DGNC_BOARD_MAGIC)
return ret;

- switch (msec) {
- case -1:
+ if (msec < 0)
msec = 0xFFFF;
- break;
- case 0:
- msec = 0;
- break;
- default:
- break;
- }

spin_lock_irqsave(&ch->ch_lock, flags);

--
2.7.4