netdev - [PATCH can-next] can: ucan: remove set but not used variable 'udev'

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Message-ID: <1535507214-145191-1-git-send-email-yuehaibing@huawei.com>
Date:   Wed, 29 Aug 2018 01:46:54 +0000
From:   YueHaibing <yuehaibing@...wei.com>
To:     Wolfgang Grandegger <wg@...ndegger.com>,
        Marc Kleine-Budde <mkl@...gutronix.de>,
        "David S. Miller" <davem@...emloft.net>,
        "Martin Elshuber" <martin.elshuber@...obroma-systems.com>,
        Jakob Unterwurzacher <jakob.unterwurzacher@...obroma-systems.com>,
        Philipp Tomsich <philipp.tomsich@...obroma-systems.com>
CC:     YueHaibing <yuehaibing@...wei.com>, <linux-can@...r.kernel.org>,
        <netdev@...r.kernel.org>, <kernel-janitors@...r.kernel.org>
Subject: [PATCH can-next] can: ucan: remove set but not used variable 'udev'

Fixes gcc '-Wunused-but-set-variable' warning:

drivers/net/can/usb/ucan.c: In function 'ucan_disconnect':
drivers/net/can/usb/ucan.c:1578:21: warning:
 variable 'udev' set but not used [-Wunused-but-set-variable]
  struct usb_device *udev;

Signed-off-by: YueHaibing <yuehaibing@...wei.com>
---
 drivers/net/can/usb/ucan.c | 3 ---
 1 file changed, 3 deletions(-)

diff --git a/drivers/net/can/usb/ucan.c b/drivers/net/can/usb/ucan.c
index 0678a38..c9fd83e 100644
--- a/drivers/net/can/usb/ucan.c
+++ b/drivers/net/can/usb/ucan.c
@@ -1575,11 +1575,8 @@ static int ucan_probe(struct usb_interface *intf,
 /* disconnect the device */
 static void ucan_disconnect(struct usb_interface *intf)
 {
-	struct usb_device *udev;
 	struct ucan_priv *up = usb_get_intfdata(intf);
 
-	udev = interface_to_usbdev(intf);
-
 	usb_set_intfdata(intf, NULL);
 
 	if (up) {