Re: [PATCH 3/3] drm/bridge: Return NULL instead of plain 0 in drm_dp_hpd_bridge_register() stub

[Bryan O'Donoghue <bryan.odonoghue@linaro.org>]

On 05/12/2023 21:13, Nathan Chancellor wrote:
> sparse complains:
> 
>    drivers/usb/typec/tcpm/qcom/qcom_pmic_typec.c: note: in included file:
>    include/drm/bridge/aux-bridge.h:29:16: sparse: sparse: Using plain integer as NULL pointer
> 
> Return NULL to clear up the warning.
> 
> Reported-by: kernel test robot <lkp@intel.com>
> Closes: https://lore.kernel.org/oe-kbuild-all/202312060025.BdeqZrWx-lkp@intel.com/
> Fixes: e560518a6c2e ("drm/bridge: implement generic DP HPD bridge")
> Signed-off-by: Nathan Chancellor <nathan@kernel.org>
> ---
>   include/drm/bridge/aux-bridge.h | 2 +-
>   1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/include/drm/bridge/aux-bridge.h b/include/drm/bridge/aux-bridge.h
> index 66249ff0858e..c4c423e97f06 100644
> --- a/include/drm/bridge/aux-bridge.h
> +++ b/include/drm/bridge/aux-bridge.h
> @@ -26,7 +26,7 @@ void drm_aux_hpd_bridge_notify(struct device *dev, enum drm_connector_status sta
>   static inline struct device *drm_dp_hpd_bridge_register(struct device *parent,
>   							struct device_node *np)
>   {
> -	return 0;
> +	return NULL;
>   }
>   
>   static inline void drm_aux_hpd_bridge_notify(struct device *dev, enum drm_connector_status status)
> 

Nice

Reviewed-by: Bryan O'Donoghue <bryan.odonoghue@linaro.org>