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.y...@gmail.com>
---
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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