linux-kernel - Re: PATCH 10/4]linux-usb: To support more Huawei data card product IDs, fix kernel 2.6.27-rc7

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Date:	Wed, 8 Oct 2008 10:07:43 -0400 (EDT)
From:	Alan Stern <stern@...land.harvard.edu>
To:	fangxiaozhi 00110321 <huananhu@...wei.com>
cc:	linux-usb@...r.kernel.org, <linux-kernel@...r.kernel.org>,
	<zihan@...wei.com>, <zhangqianchun@...wei.com>, <greg@...ah.com>
Subject: Re: PATCH 10/4]linux-usb: To support more Huawei data card product
 IDs, fix kernel 2.6.27-rc7

On Wed, 8 Oct 2008, fangxiaozhi 00110321 wrote:

> --- linux-2.6.27-rc7-orig/drivers/usb/storage/initializers.c 2008-09-22 06:29:55.000000000 +0800
> +++ linux-2.6.27-rc7/drivers/usb/storage/initializers.c 2008-09-24 12:04:40.000000000 +0800
> @@ -95,11 +95,11 @@ int usb_stor_huawei_e220_init(struct us_
>  {
>   int result;
>  
> - us->iobuf[0] = 0x1;
> + us->iobuf[0] = 0x0;
>   result = usb_stor_control_msg(us, us->send_ctrl_pipe,
>                                        USB_REQ_SET_FEATURE,
>                                        USB_TYPE_STANDARD | USB_RECIP_DEVICE,
> -                                      0x01, 0x0, us->iobuf, 0x1, 1000);
> +                                      0x01, 0x0, us->iobuf, 0x0, 1000);

If you insist on doing this, you should at least do it right.

Take out entirely the line that sets usb->iobuf[0], and replace
us->iobuf in the line above with NULL.  You can also replace your
foolish-looking 0x0 with a plain simple 0 -- after all, 0 is 0 whether
in base 10 or base 16.

Alan Stern

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