[PATCH 1/8 RESEND] staging: dgap: remove redundant error value check

[Daeseok Youn]

The retval in dgap_block_til_ready() is initialized to zero,
and if no error has occurred in this function, the retval has a zero.
So it doesn't need to check "retval" itself.

Signed-off-by: Daeseok Youn <daeseok.youn@xxxxxxxxx>
---
RESEND: Adds Mark to TO list and CC list for checking
send this email properly to him.

 drivers/staging/dgap/dgap.c |    5 +----
 1 files changed, 1 insertions(+), 4 deletions(-)

diff --git a/drivers/staging/dgap/dgap.c b/drivers/staging/dgap/dgap.c
index 32988a8..10bd0f2 100644
--- a/drivers/staging/dgap/dgap.c
+++ b/drivers/staging/dgap/dgap.c
@@ -2181,10 +2181,7 @@ static int dgap_block_til_ready(struct tty_struct *tty, struct file *file,
 
 	spin_unlock_irqrestore(&ch->ch_lock, lock_flags);
 
-	if (retval)
-		return retval;
-
-	return 0;
+	return retval;
 }
 
 /*
-- 
1.7.1

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