[PATCH 2/3] staging: dgnc: remove useless assigned error value in

[Daeseok Youn]

the result in dgnc_get_mstat() was initialized with -EIO but
there are no use of EIO as a result in this function.

Signed-off-by: Daeseok Youn <daeseok.youn at gmail.com>
---
 drivers/staging/dgnc/dgnc_tty.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/staging/dgnc/dgnc_tty.c b/drivers/staging/dgnc/dgnc_tty.c
index d85d005..46ca01d 100644
--- a/drivers/staging/dgnc/dgnc_tty.c
+++ b/drivers/staging/dgnc/dgnc_tty.c
@@ -1979,7 +1979,7 @@ static void dgnc_tty_send_xchar(struct tty_struct *tty, char c)
 static inline int dgnc_get_mstat(struct channel_t *ch)
 {
 	unsigned char mstat;
-	int result = -EIO;
+	int result = 0;
 	unsigned long flags;
 
 	if (!ch || ch->magic != DGNC_CHANNEL_MAGIC)
@@ -1991,8 +1991,6 @@ static inline int dgnc_get_mstat(struct channel_t *ch)
 
 	spin_unlock_irqrestore(&ch->ch_lock, flags);
 
-	result = 0;
-
 	if (mstat & UART_MCR_DTR)
 		result |= TIOCM_DTR;
 	if (mstat & UART_MCR_RTS)
-- 
2.8.2