Re: [PATCHv2 3/6] staging: rts_pstor: reuse kbasename()

["Kirill A. Shutemov" <kirill@shutemov.name>]

On Wed, Oct 03, 2012 at 11:43:00AM +0300, Andy Shevchenko wrote:
> The custom filename function mostly repeats the kernel's kbasename. This patch
> simplifies it. The updated filename() will not check for the '\' in the
> filenames. It seems redundant in Linux.
> 
> Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
> Cc: YAMANE Toshiaki <yamanetoshi@gmail.com>
> Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
> ---
>  drivers/staging/rts_pstor/trace.h |   16 +++-------------
>  1 file changed, 3 insertions(+), 13 deletions(-)
> 
> diff --git a/drivers/staging/rts_pstor/trace.h b/drivers/staging/rts_pstor/trace.h
> index cf60a1b..59c5686 100644
> --- a/drivers/staging/rts_pstor/trace.h
> +++ b/drivers/staging/rts_pstor/trace.h
> @@ -24,26 +24,16 @@
>  #ifndef __REALTEK_RTSX_TRACE_H
>  #define __REALTEK_RTSX_TRACE_H
>  
> +#include <linux/string.h>
> +
>  #define _MSG_TRACE
>  
>  #ifdef _MSG_TRACE
>  static inline char *filename(char *path)
>  {
> -	char *ptr;
> -
>  	if (path == NULL)
>  		return NULL;
> -
> -	ptr = path;
> -
> -	while (*ptr != '\0') {
> -		if ((*ptr == '\\') || (*ptr == '/'))
> -			path = ptr + 1;
> -		
> -		ptr++;
> -	}
> -
> -	return path;
> +	return kbasename(path);

Looks like you silentely drop const qualifier here from kbasename() return
value.

-- 
 Kirill A. Shutemov