From: Giedrius Statkevičius <giedrius.statkevicius@gmail.com>
Date: Fri, 10 Apr 2015 14:48:55 +0000 (+0300)
Subject: staging: dgnc: remove redundant check
X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=eef94f6b7bff013d4efbc5d8ba1eefcd5a88734d;p=openwrt%2Fstaging%2Fblogic.git

staging: dgnc: remove redundant check

count doesn't get changed in between identical checks in
dgnc_tty_write() so remove the second check

Signed-off-by: Giedrius Statkevičius <giedrius.statkevicius@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---

diff --git a/drivers/staging/dgnc/dgnc_tty.c b/drivers/staging/dgnc/dgnc_tty.c
index cde55e001f8d..5c5c4b774256 100644
--- a/drivers/staging/dgnc/dgnc_tty.c
+++ b/drivers/staging/dgnc/dgnc_tty.c
@@ -1760,12 +1760,6 @@ 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;
-
 	n = count;
 
 	/*