linux-kernel - Re: [PATCH 08/15] net: wireless: simplify return flow for usb_control

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Date:	Wed, 21 Oct 2015 17:00:31 +0200
From:	Jiri Slaby <jslaby@...e.cz>
To:	Punit Vara <punitvara@...il.com>, kvalo@....qualcomm.com
Cc:	stas.yakovlev@...il.com, chaoming_li@...lsil.com.cn,
	Larry.Finger@...inger.net, chunkeey@...glemail.com,
	sgruszka@...hat.com, brudley@...adcom.com, arend@...adcom.com,
	linville@...driver.com, mickflemm@...il.com,
	mcgrof@...not-panic.com, k.eugene.e@...il.com,
	netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
	brcm80211-dev-list@...adcom.com, wcn36xx@...ts.infradead.org,
	johannes.berg@...el.com, meuleman@...adcom.com
Subject: Re: [PATCH 08/15] net: wireless: simplify return flow for
 usb_control_msg

On 10/21/2015, 04:55 PM, Punit Vara wrote:
> @@ -544,13 +544,10 @@ static void at76_ledtrig_tx_activity(void)
>  static int at76_remap(struct usb_device *udev)
>  {
>  	int ret;
> -	ret = usb_control_msg(udev, usb_sndctrlpipe(udev, 0), 0x0a,
> +	return usb_control_msg(udev, usb_sndctrlpipe(udev, 0), 0x0a,
>  			      USB_TYPE_VENDOR | USB_DIR_OUT |
>  			      USB_RECIP_INTERFACE, 0, 0, NULL, 0,
>  			      USB_CTRL_GET_TIMEOUT);
> -	if (ret < 0)
> -		return ret;
> -	return 0;

ret is now unused, right?

-- 
js
suse labs
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