Re: [PATCH] powerpc: fsl_rio: Use snprintf() in fsl_rio_setup()

[Thorsten Blum <blum@kernel.org>]

On Tue, Jun 30, 2026 at 04:49:50PM +0200, Thorsten Blum wrote:
> While the current code works correctly, replace the unbounded sprintf()
> with the safer snprintf() in fsl_rio_setup() to follow secure coding
> best practices.
> 
> Signed-off-by: Thorsten Blum <thorsten.blum@linux.dev>
> ---
>  arch/powerpc/sysdev/fsl_rio.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)

Gentle ping?

> diff --git a/arch/powerpc/sysdev/fsl_rio.c b/arch/powerpc/sysdev/fsl_rio.c
> index eb55dabb4748..077c03cd93e4 100644
> --- a/arch/powerpc/sysdev/fsl_rio.c
> +++ b/arch/powerpc/sysdev/fsl_rio.c
> @@ -612,7 +612,7 @@ static int fsl_rio_setup(struct platform_device *dev)
>  				kfree(port);
>  				continue;
>  		}
> -		sprintf(port->name, "RIO mport %d", i);
> +		snprintf(port->name, sizeof(port->name), "RIO mport %d", i);
>  
>  		priv->dev = &dev->dev;
>  		port->dev.parent = &dev->dev;