Re: [PATCH v2 8/9] staging: rtl8712: fixed enable_rx_ff0_filter as bool and CamelCase

From: Greg KH
Date: Sun Jun 02 2019 - 13:18:39 EST


On Sun, Jun 02, 2019 at 03:55:37PM +0530, Deepak Mishra wrote:
> This patch fixes CamelCase blnEnableRxFF0Filter by renaming it
> to enable_rx_ff0_filter in drv_types.h and related files rtl871x_cmd.c
> xmit_linux.c
> It was reported by checkpatch.pl
>
> This fix also makes enable_rx_ff0_filter a bool and uses true false than
> previously used u8 as suggested by joe@xxxxxxxxxxx
>
> Signed-off-by: Deepak Mishra <linux.dkm@xxxxxxxxx>
> ---
> drivers/staging/rtl8712/drv_types.h | 2 +-
> drivers/staging/rtl8712/rtl871x_cmd.c | 2 +-
> drivers/staging/rtl8712/xmit_linux.c | 4 ++--
> 3 files changed, 4 insertions(+), 4 deletions(-)
>
> diff --git a/drivers/staging/rtl8712/drv_types.h b/drivers/staging/rtl8712/drv_types.h
> index ddab6514a549..e3e2b32e964e 100644
> --- a/drivers/staging/rtl8712/drv_types.h
> +++ b/drivers/staging/rtl8712/drv_types.h
> @@ -164,7 +164,7 @@ struct _adapter {
> struct iw_statistics iwstats;
> int pid; /*process id from UI*/
> struct work_struct wk_filter_rx_ff0;
> - u8 blnEnableRxFF0Filter;
> + bool enable_rx_ff0_filter;
> spinlock_t lockRxFF0Filter;
> const struct firmware *fw;
> struct usb_interface *pusb_intf;
> diff --git a/drivers/staging/rtl8712/rtl871x_cmd.c b/drivers/staging/rtl8712/rtl871x_cmd.c
> index 05a78ac24987..6a8d58d97873 100644
> --- a/drivers/staging/rtl8712/rtl871x_cmd.c
> +++ b/drivers/staging/rtl8712/rtl871x_cmd.c
> @@ -238,7 +238,7 @@ u8 r8712_sitesurvey_cmd(struct _adapter *padapter,
> mod_timer(&pmlmepriv->scan_to_timer,
> jiffies + msecs_to_jiffies(SCANNING_TIMEOUT));
> padapter->ledpriv.LedControlHandler(padapter, LED_CTL_SITE_SURVEY);
> - padapter->blnEnableRxFF0Filter = 0;
> + padapter->enable_rx_ff0_filter = false;
> return _SUCCESS;
> }
>
> diff --git a/drivers/staging/rtl8712/xmit_linux.c b/drivers/staging/rtl8712/xmit_linux.c
> index e65a51c7f372..9fa1abcf5e50 100644
> --- a/drivers/staging/rtl8712/xmit_linux.c
> +++ b/drivers/staging/rtl8712/xmit_linux.c
> @@ -103,11 +103,11 @@ void r8712_SetFilter(struct work_struct *work)
> r8712_write8(padapter, 0x117, newvalue);
>
> spin_lock_irqsave(&padapter->lockRxFF0Filter, irqL);
> - padapter->blnEnableRxFF0Filter = 1;
> + padapter->enable_rx_ff0_filter = true;
> spin_unlock_irqrestore(&padapter->lockRxFF0Filter, irqL);
> do {
> msleep(100);
> - } while (padapter->blnEnableRxFF0Filter == 1);
> + } while (padapter->enable_rx_ff0_filter == true);

That is horrible, and I'm amazed it ever even works. Please fix this
properly, spinning on a random variable is not how you do
synchronization in the kernel.

thanks,

greg k-h