linux-kernel - Re: [PATCH 2/2] drivers/staging/crystalhd/: cleanup typedefs

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Date:	Mon, 12 Sep 2011 16:50:17 +0200
From:	Greg KH <greg@...ah.com>
To:	Arvydas Sidorenko <asido4@...il.com>
Cc:	gregkh@...e.de, devel@...verdev.osuosl.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH 2/2] drivers/staging/crystalhd/: cleanup typedefs

On Thu, Sep 08, 2011 at 06:46:09PM +0200, Arvydas Sidorenko wrote:
> Cleans the typedef declarations in bc_dts_types.h file. Most of them aren't
> used. The ones are used are 'uint32_t' and similar ones, but I don't see the
> point of them since they are declared in stdint.h, unless some sort of embeded
> systems don't have it (no experience with it).
> So simply removing them doesn't cause any compilation errors or warnings on
> my laptop.
> 
> Signed-off-by: Arvydas Sidorenko <asido4@...il.com>
> ---
>  drivers/staging/crystalhd/bc_dts_types.h |   41 +-----------------------------
>  1 files changed, 1 insertions(+), 40 deletions(-)
> 
> diff --git a/drivers/staging/crystalhd/bc_dts_types.h b/drivers/staging/crystalhd/bc_dts_types.h
> index d2131e7..42d7cfd 100644
> --- a/drivers/staging/crystalhd/bc_dts_types.h
> +++ b/drivers/staging/crystalhd/bc_dts_types.h
> @@ -29,29 +29,8 @@
>  #include <stdint.h>
>  #endif
>  
> -#ifndef PVOID
> -typedef void	*PVOID;
> -#endif
> -
> -#ifndef BOOL
> -typedef int	BOOL;
> -#endif
> -
>  #if defined(__KERNEL__) || defined(__LINUX_USER__)
>  
> -#ifdef __LINUX_USER__	/* Don't include these for KERNEL */
> -typedef uint32_t	ULONG;
> -typedef int32_t		LONG;
> -typedef void		*HANDLE;
> -#ifndef VOID
> -typedef void		VOID;
> -#endif
> -typedef void		*LPVOID;
> -typedef uint32_t	DWORD;
> -typedef uint32_t	UINT32;
> -typedef uint32_t	*LPDWORD;
> -typedef unsigned char	*PUCHAR;
> -
>  #ifndef TRUE
>  	#define TRUE		1
>  #endif

You can drop this too, right?

> @@ -70,28 +49,10 @@ typedef unsigned char	*PUCHAR;
>  #else
>  
>  #ifndef uint64_t
> -typedef struct _uint64_t {
> +struct _uint64_t {
>  	uint32_t low_dw;
>  	uint32_t hi_dw;
>  } uint64_t;
>  #endif

This whole thing should also be removed.

Care to redo this?

greg k-h
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