From 53b7f7b53d83727075c01f57f813fc141d53c3d5 Mon Sep 17 00:00:00 2001
From: "Gustavo A. R. Silva" <garsilva@embeddedor.com>
Date: Tue, 14 Feb 2017 21:10:52 -0600
Subject: [PATCH] usb: cdc-wdm: remove logically dead code

Remove logically dead code.
'cntr' is always equal to zero when the following line of code is executed:
rv = cntr ? cntr : -EAGAIN;

Addresses-Coverity-ID: 113227
Signed-off-by: Gustavo A. R. Silva <garsilva@embeddedor.com>
Acked-by: Oliver Neukum <oneukum@suse.com>
Reviewed-by: Peter Senna Tschudin <peter.senna@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
 drivers/usb/class/cdc-wdm.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/usb/class/cdc-wdm.c b/drivers/usb/class/cdc-wdm.c
index 0a6369510f2d..8fda45a45bd3 100644
--- a/drivers/usb/class/cdc-wdm.c
+++ b/drivers/usb/class/cdc-wdm.c
@@ -531,7 +531,7 @@ static ssize_t wdm_read
 		i++;
 		if (file->f_flags & O_NONBLOCK) {
 			if (!test_bit(WDM_READ, &desc->flags)) {
-				rv = cntr ? cntr : -EAGAIN;
+				rv = -EAGAIN;
 				goto err;
 			}
 			rv = 0;
-- 
2.45.2