[PATCH -next] carl9170: remove set but not used variable 'udev'

[PATCH -next] carl9170: remove set but not used variable 'udev'

[YueHaibing]

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

drivers/net/wireless/ath/carl9170/usb.c: In function carl9170_usb_disconnect:
drivers/net/wireless/ath/carl9170/usb.c:1110:21:
 warning: variable udev set but not used [-Wunused-but-set-variable]

It is not use since commit feb09b293327 ("carl9170:
fix misuse of device driver API")

Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: YueHaibing <yuehaibing@huawei.com>
---
 drivers/net/wireless/ath/carl9170/usb.c | 2 --
 1 file changed, 2 deletions(-)

diff --git a/drivers/net/wireless/ath/carl9170/usb.c b/drivers/net/wireless/ath/carl9170/usb.c
index 99f1897..486957a 100644
--- a/drivers/net/wireless/ath/carl9170/usb.c
+++ b/drivers/net/wireless/ath/carl9170/usb.c
@@ -1107,12 +1107,10 @@ static int carl9170_usb_probe(struct usb_interface *intf,
 static void carl9170_usb_disconnect(struct usb_interface *intf)
 {
 	struct ar9170 *ar = usb_get_intfdata(intf);
-	struct usb_device *udev;
 
 	if (WARN_ON(!ar))
 		return;
 
-	udev = ar->udev;
 	wait_for_completion(&ar->fw_load_wait);
 
 	if (IS_INITIALIZED(ar)) {
-- 
2.7.4

Re: [PATCH -next] carl9170: remove set but not used variable 'udev'

[Christian Lamparter]

On Tuesday, July 2, 2019 4:12:07 PM CEST YueHaibing wrote:
> Fixes gcc '-Wunused-but-set-variable' warning:
> 
> drivers/net/wireless/ath/carl9170/usb.c: In function carl9170_usb_disconnect:
> drivers/net/wireless/ath/carl9170/usb.c:1110:21:
>  warning: variable udev set but not used [-Wunused-but-set-variable]
> 
> It is not use since commit feb09b293327 ("carl9170:
> fix misuse of device driver API")
> 
> Reported-by: Hulk Robot <hulkci@huawei.com>
> Signed-off-by: YueHaibing <yuehaibing@huawei.com>
Acked-by: Christian Lamparter <chunkeey@gmail.com>

Re: [PATCH -next] carl9170: remove set but not used variable 'udev'

[Kalle Valo]

YueHaibing <yuehaibing@huawei.com> wrote:

> Fixes gcc '-Wunused-but-set-variable' warning:
> 
> drivers/net/wireless/ath/carl9170/usb.c: In function carl9170_usb_disconnect:
> drivers/net/wireless/ath/carl9170/usb.c:1110:21:
>  warning: variable udev set but not used [-Wunused-but-set-variable]
> 
> It is not use since commit feb09b293327 ("carl9170:
> fix misuse of device driver API")
> 
> Reported-by: Hulk Robot <hulkci@huawei.com>
> Signed-off-by: YueHaibing <yuehaibing@huawei.com>
> Acked-by: Christian Lamparter <chunkeey@gmail.com>
> Signed-off-by: Kalle Valo <kvalo@codeaurora.org>

Patch applied to ath-next branch of ath.git, thanks.

68092f9cf932 carl9170: remove set but not used variable 'udev'

-- 
https://patchwork.kernel.org/patch/11027909/

https://wireless.wiki.kernel.org/en/developers/documentation/submittingpatches