linux-kernel - Re: [linux-usb-devel] [PATCH 4/33] usb: usb-gigaset free kill urb cleanup

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Date:	Fri, 24 Nov 2006 19:19:04 +0100
From:	Tilman Schmidt <tilman@...p.cc>
To:	Mariusz Kozlowski <m.kozlowski@...land.pl>
CC:	Andrew Morton <akpm@...l.org>, Greg KH <greg@...ah.com>,
	linux-kernel@...r.kernel.org, linux-usb-devel@...ts.sourceforge.net
Subject: Re: [linux-usb-devel] [PATCH 4/33] usb: usb-gigaset free kill urb
 cleanup

Sorry for the late reply. I had overlooked this.

Am 08.11.2006 15:34 schrieb Mariusz Kozlowski:
> Hello,
> 
> - usb_free_urb() cleanup
> - usb_kill_urb() cleanup
> 
> Signed-off-by: Mariusz Kozlowski <m.kozlowski@...land.pl>

Acked-by: Tilman Schmidt <tilman@...p.cc>

> --- linux-2.6.19-rc4-orig/drivers/isdn/gigaset/usb-gigaset.c	2006-11-06 17:07:30.000000000 +0100
> +++ linux-2.6.19-rc4/drivers/isdn/gigaset/usb-gigaset.c	2006-11-07 16:51:17.000000000 +0100
> @@ -815,14 +815,11 @@ static int gigaset_probe(struct usb_inte
>  	return 0;
>  
>  error:
> -	if (ucs->read_urb)
> -		usb_kill_urb(ucs->read_urb);
> +	usb_kill_urb(ucs->read_urb);
>  	kfree(ucs->bulk_out_buffer);
> -	if (ucs->bulk_out_urb != NULL)
> -		usb_free_urb(ucs->bulk_out_urb);
> +	usb_free_urb(ucs->bulk_out_urb);
>  	kfree(cs->inbuf[0].rcvbuf);
> -	if (ucs->read_urb != NULL)
> -		usb_free_urb(ucs->read_urb);
> +	usb_free_urb(ucs->read_urb);
>  	usb_set_intfdata(interface, NULL);
>  	ucs->read_urb = ucs->bulk_out_urb = NULL;
>  	cs->inbuf[0].rcvbuf = ucs->bulk_out_buffer = NULL;
> @@ -850,11 +847,9 @@ static void gigaset_disconnect(struct us
>  	usb_kill_urb(ucs->bulk_out_urb);	/* FIXME: only if active? */
>  
>  	kfree(ucs->bulk_out_buffer);
> -	if (ucs->bulk_out_urb != NULL)
> -		usb_free_urb(ucs->bulk_out_urb);
> +	usb_free_urb(ucs->bulk_out_urb);
>  	kfree(cs->inbuf[0].rcvbuf);
> -	if (ucs->read_urb != NULL)
> -		usb_free_urb(ucs->read_urb);
> +	usb_free_urb(ucs->read_urb);
>  	ucs->read_urb = ucs->bulk_out_urb = NULL;
>  	cs->inbuf[0].rcvbuf = ucs->bulk_out_buffer = NULL;


-- 
Tilman Schmidt                          E-Mail: tilman@...p.cc
Bonn, Germany
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