Re: [PATCH] Firmware class name collision

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Hi Markus,

> following patch fixes the i2c name collision with i2c-dev.
> 
> http://mcentral.de/wiki/index.php/Bugtracker#i2c_core_problem
> 
> This issue has been experienced with em28xx and saa7133 based devices.
> I discussed that problem with Jean Delvare a while ago and he proposed 
> to add a prefix to the class name.
> 
> http://mcentral.de/~mrec/patches/firmware_class_name_collision.diff
> 
> Signed-off-by: Markus Rechberger <[email protected]>
> 
> index b24efd4..bfc54a1 100644
> --- a/drivers/base/firmware_class.c
> +++ b/drivers/base/firmware_class.c
> @@ -297,8 +297,7 @@ firmware_class_timeout(u_long data)
>  
>  static inline void fw_setup_device_id(struct device *f_dev, struct 
> device *dev)
>  {
> -       /* XXX warning we should watch out for name collisions */
> -       strlcpy(f_dev->bus_id, dev->bus_id, BUS_ID_SIZE);
> +       snprintf(f_dev->bus_id, BUS_ID_SIZE, "fw-%s", dev->bus_id);
>  }

I would prefer if we use "firmware-%s" since the "fw" might collide with
the new Firewire stack. Please change that and I agree.

Acked-by: Marcel Holtmann <[email protected]>

Regards

Marcel


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