On Sun, Jun 25, 2017 at 08:22:06AM -0400, Tommy Nguyen wrote:
> Running coccicheck indicates that DEFINE_DEBUGFS_ATTRIBUTE
> and debugfs_create_file_unsafe should be used instead.

Why use the _unsafe version?  Are you sure it will work properly?  What
benifit does it offer?

> 
> Signed-off-by: Tommy Nguyen <[email protected]>
> ---
>  drivers/staging/android/ion/ion.c | 6 +++---
>  1 file changed, 3 insertions(+), 3 deletions(-)
> 
> diff --git a/drivers/staging/android/ion/ion.c 
> b/drivers/staging/android/ion/ion.c
> index 03d3a4f..8f96b38 100644
> --- a/drivers/staging/android/ion/ion.c
> +++ b/drivers/staging/android/ion/ion.c
> @@ -544,8 +544,8 @@ static int debug_shrink_get(void *data, u64 *val)
>       return 0;
>  }
>  
> -DEFINE_SIMPLE_ATTRIBUTE(debug_shrink_fops, debug_shrink_get,
> -                     debug_shrink_set, "%llu\n");
> +DEFINE_DEBUGFS_ATTRIBUTE(debug_shrink_fops, debug_shrink_get,
> +                      debug_shrink_set, "%llu\n");

Are you sure this works?

thanks,

greg k-h

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