linux-kernel - Re: [PATCH 10/13] drivers/usb/gadget: use USB API functions rather than constants

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Date:	Mon, 29 Dec 2008 10:27:28 -0500 (EST)
From:	Alan Stern <stern@...land.harvard.edu>
To:	Julia Lawall <julia@...u.dk>
cc:	gregkh@...e.de, <dbrownell@...rs.sourceforge.net>,
	<linux-usb@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
	<kernel-janitors@...r.kernel.org>
Subject: Re: [PATCH 10/13] drivers/usb/gadget: use USB API functions rather
 than constants

On Mon, 29 Dec 2008, Julia Lawall wrote:

> From: Julia Lawall <julia@...u.dk>
> 
> This set of patches introduces calls to the following set of functions:
> 
> usb_endpoint_dir_in(epd)
> usb_endpoint_dir_out(epd)
> usb_endpoint_is_bulk_in(epd)
> usb_endpoint_is_bulk_out(epd)
> usb_endpoint_is_int_in(epd)
> usb_endpoint_is_int_out(epd)
> usb_endpoint_num(epd)
> usb_endpoint_type(epd)
> usb_endpoint_xfer_bulk(epd)
> usb_endpoint_xfer_control(epd)
> usb_endpoint_xfer_int(epd)
> usb_endpoint_xfer_isoc(epd)

...

> drivers/usb/gadget/file_storage.c   |    1 +

...

> diff --git a/drivers/usb/gadget/file_storage.c b/drivers/usb/gadget/file_storage.c
> index 88fedd0..c44092b 100644
> --- a/drivers/usb/gadget/file_storage.c
> +++ b/drivers/usb/gadget/file_storage.c
> @@ -248,6 +248,7 @@
>  #include <linux/freezer.h>
>  #include <linux/utsname.h>
>  
> +#include <linux/usb.h>
>  #include <linux/usb/ch9.h>
>  #include <linux/usb/gadget.h>

While there's nothing wrong with this part of the patch, it hardly 
seems necessary.  Was there any reason for including it?

Alan Stern

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