Re: [PATCH V4 04/12] misc: xilinx_sdfec: Add open, close and ioctl

[Greg KH <gregkh@linuxfoundation.org>]

On Sat, May 25, 2019 at 12:37:17PM +0100, Dragan Cvetic wrote:
> Add char device interface per DT node present and support
> file operations:
> - open(),
> - close(),
> - unlocked_ioctl(),
> - compat_ioctl().
> 
> Tested-by: Dragan Cvetic <dragan.cvetic@xilinx.com>
> Signed-off-by: Derek Kiernan <derek.kiernan@xilinx.com>
> Signed-off-by: Dragan Cvetic <dragan.cvetic@xilinx.com>
> ---
>  drivers/misc/xilinx_sdfec.c      | 57 +++++++++++++++++++++++++++++++++++++---
>  include/uapi/misc/xilinx_sdfec.h |  4 +++
>  2 files changed, 58 insertions(+), 3 deletions(-)
> 
> diff --git a/drivers/misc/xilinx_sdfec.c b/drivers/misc/xilinx_sdfec.c
> index ff32d29..740b487 100644
> --- a/drivers/misc/xilinx_sdfec.c
> +++ b/drivers/misc/xilinx_sdfec.c
> @@ -51,7 +51,6 @@ struct xsdfec_clks {
>   * @regs: device physical base address
>   * @dev: pointer to device struct
>   * @config: Configuration of the SDFEC device
> - * @open_count: Count of char device being opened

Why is this removed here?  You don't add something in one patch and then
remove it in a later one if it's never needed :)

thanks,

greg k-h