linux-kernel - [PATCH v3] usb: cdns3: Variable 'length' set but not used

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Message-ID: <20201015045529.2022-1-pawell@cadence.com>
Date:   Thu, 15 Oct 2020 06:55:29 +0200
From:   Pawel Laszczak <pawell@...ence.com>
To:     <peter.chen@....com>
CC:     <balbi@...nel.org>, <rogerq@...com>, <nsekhar@...com>,
        <gregkh@...uxfoundation.org>, <linux-usb@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>, <kurahul@...ence.com>,
        Pawel Laszczak <pawell@...ence.com>
Subject: [PATCH v3] usb: cdns3: Variable 'length' set but not used

Patch removes not used variable 'length' from
cdns3_wa2_descmiss_copy_data function.

Fixes: 141e70fef4ee ("usb: cdns3: gadget: need to handle sg case for workaround 2 case")
Signed-off-by: Pawel Laszczak <pawell@...ence.com>
Acked-by: Roger Quadros <rogerq@...com>
---
Changelog:
v3
- added "Acked-by" tag.
v2
- added "Fixes" tag.

 drivers/usb/cdns3/gadget.c | 2 --
 1 file changed, 2 deletions(-)

diff --git a/drivers/usb/cdns3/gadget.c b/drivers/usb/cdns3/gadget.c
index 6e7b70a2e352..692acf7b9b14 100644
--- a/drivers/usb/cdns3/gadget.c
+++ b/drivers/usb/cdns3/gadget.c
@@ -506,7 +506,6 @@ static void cdns3_wa2_descmiss_copy_data(struct cdns3_endpoint *priv_ep,
 
 	while (!list_empty(&priv_ep->wa2_descmiss_req_list)) {
 		int chunk_end;
-		int length;
 
 		descmiss_priv_req =
 			cdns3_next_priv_request(&priv_ep->wa2_descmiss_req_list);
@@ -517,7 +516,6 @@ static void cdns3_wa2_descmiss_copy_data(struct cdns3_endpoint *priv_ep,
 			break;
 
 		chunk_end = descmiss_priv_req->flags & REQUEST_INTERNAL_CH;
-		length = request->actual + descmiss_req->actual;
 		request->status = descmiss_req->status;
 		__cdns3_descmiss_copy_data(request, descmiss_req);
 		list_del_init(&descmiss_priv_req->list);
-- 
2.17.1