linux-kernel - [PATCH 2/3] staging: dgnc: remove redundant check

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Date:	Mon,  6 Apr 2015 00:15:54 +0300
From:	Giedrius Statkevicius <giedrius.statkevicius@...il.com>
To:	lidza.louina@...il.com, markh@...pro.net
Cc:	gregkh@...uxfoundation.org, driverdev-devel@...uxdriverproject.org,
	devel@...verdev.osuosl.org, linux-kernel@...r.kernel.org,
	Giedrius Statkevičius 
	<giedrius.statkevicius@...il.com>
Subject: [PATCH 2/3] staging: dgnc: remove redundant check

count doesn't change between the last check a few lines before so remove this
redundant check

Signed-off-by: Giedrius Statkevičius <giedrius.statkevicius@...il.com>
---
 drivers/staging/dgnc/dgnc_tty.c | 6 ------
 1 file changed, 6 deletions(-)

diff --git a/drivers/staging/dgnc/dgnc_tty.c b/drivers/staging/dgnc/dgnc_tty.c
index 0b9bed4..651a925 100644
--- a/drivers/staging/dgnc/dgnc_tty.c
+++ b/drivers/staging/dgnc/dgnc_tty.c
@@ -1775,12 +1775,6 @@ static int dgnc_tty_write(struct tty_struct *tty,
 		ch->ch_flags &= ~CH_PRON;
 	}
 
-	/*
-	 * If there is nothing left to copy, or I can't handle any more data, leave.
-	 */
-	if (count <= 0)
-		goto exit_retry;
-
 	if (from_user) {
 
 		count = min(count, WRITEBUFLEN);
-- 
2.3.5

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