Re: [PATCH] clk: versatile: vexpress-osc: Check return value of devm_of_clk_add_hw_provider() in vexpress_osc_probe()

[Liviu Dudau <liviu.dudau@arm.com>]

On Wed, Feb 04, 2026 at 02:33:32PM +0800, Chen Ni wrote:
> Return the value of devm_of_clk_add_hw_provider() in order to propagate
> the error properly, if it fails due to resource allocation failure or
> device tree clock provider registration failure.
> 
> This ensures that the probe function fails safely rather than proceeding
> with a potentially incomplete clock provider setup.
> 
> Fixes: 03cc105f2edf ("clk: vexpress-osc: Use the devres clock API variants")
> Signed-off-by: Chen Ni <nichen@iscas.ac.cn>

Reviewed-by: Liviu Dudau <liviu.dudau@arm.com>

Best regards,
Liviu

> ---
>  drivers/clk/versatile/clk-vexpress-osc.c | 5 ++++-
>  1 file changed, 4 insertions(+), 1 deletion(-)
> 
> diff --git a/drivers/clk/versatile/clk-vexpress-osc.c b/drivers/clk/versatile/clk-vexpress-osc.c
> index 9adbf5c33bd1..2292fee4e423 100644
> --- a/drivers/clk/versatile/clk-vexpress-osc.c
> +++ b/drivers/clk/versatile/clk-vexpress-osc.c
> @@ -97,7 +97,10 @@ static int vexpress_osc_probe(struct platform_device *pdev)
>  	if (ret < 0)
>  		return ret;
>  
> -	devm_of_clk_add_hw_provider(&pdev->dev, of_clk_hw_simple_get, &osc->hw);
> +	ret = devm_of_clk_add_hw_provider(&pdev->dev, of_clk_hw_simple_get, &osc->hw);
> +	if (ret)
> +		return ret;
> +
>  	clk_hw_set_rate_range(&osc->hw, osc->rate_min, osc->rate_max);
>  
>  	dev_dbg(&pdev->dev, "Registered clock '%s'\n", init.name);
> -- 
> 2.25.1
>